diff --git a/001550/PaganLab/01_behavior_demo.ipynb b/001550/PaganLab/01_behavior_demo.ipynb
index edc3b65..2d87520 100644
--- a/001550/PaganLab/01_behavior_demo.ipynb
+++ b/001550/PaganLab/01_behavior_demo.ipynb
@@ -26,8 +26,8 @@
    "id": "38b72d00",
    "metadata": {},
    "source": [
-    "## Installing requirements",
-    "",
+    "## Installing requirements\n",
+    "\n",
     "The cell below installs every Python package needed to run this notebook, at fully pinned versions, using [`uv`](https://github.com/astral-sh/uv) for fast resolution. In Colab the cell is collapsed by default — click the ▶ button to run it."
    ]
   },
@@ -40,174 +40,174 @@
    "execution_count": null,
    "outputs": [],
    "source": [
-    "#@title Installing requirements (click ▶ to run) { display-mode: \"form\" }",
-    "# Colab provides Python 3.12. We install with `uv --system` because Colab's",
-    "# kernel runs outside a virtualenv. All versions (direct + transitive) are",
-    "# pinned below so the notebook is reproducible regardless of resolver drift.",
-    "!pip install -q uv",
-    "!uv pip install --system \\",
-    "    \"acres==0.5.0\" \\",
-    "    \"aiohappyeyeballs==2.6.1\" \\",
-    "    \"aiohttp==3.13.5\" \\",
-    "    \"aiosignal==1.4.0\" \\",
-    "    \"annotated-types==0.7.0\" \\",
-    "    \"anyio==4.13.0\" \\",
-    "    \"argon2-cffi==25.1.0\" \\",
-    "    \"argon2-cffi-bindings==25.1.0\" \\",
-    "    \"arrow==1.4.0\" \\",
-    "    \"asciitree==0.3.3\" \\",
-    "    \"attrs==26.1.0\" \\",
-    "    \"backcall==0.2.0\" \\",
-    "    \"beautifulsoup4==4.13.5\" \\",
-    "    \"bids-validator-deno==2.4.1\" \\",
-    "    \"bidsschematools==1.2.2\" \\",
-    "    \"bleach==6.3.0\" \\",
-    "    \"blessed==1.38.0\" \\",
-    "    \"certifi==2026.4.22\" \\",
-    "    \"cffi==2.0.0\" \\",
-    "    \"charset-normalizer==3.4.7\" \\",
-    "    \"ci-info==0.4.0\" \\",
-    "    \"click==8.1.8\" \\",
-    "    \"click-didyoumean==0.3.1\" \\",
-    "    \"contourpy==1.3.3\" \\",
-    "    \"cryptography==43.0.3\" \\",
-    "    \"cycler==0.12.1\" \\",
-    "    \"dandi==0.76.4\" \\",
-    "    \"dandischema==0.12.1\" \\",
-    "    \"debugpy==1.8.15\" \\",
-    "    \"decorator==4.4.2\" \\",
-    "    \"defusedxml==0.7.1\" \\",
-    "    \"deprecated==1.3.1\" \\",
-    "    \"dnspython==2.8.0\" \\",
-    "    \"email-validator==2.3.0\" \\",
-    "    \"entrypoints==0.4\" \\",
-    "    \"etelemetry==0.3.1\" \\",
-    "    \"fasteners==0.20\" \\",
-    "    \"fastjsonschema==2.21.2\" \\",
-    "    \"fonttools==4.62.1\" \\",
-    "    \"fqdn==1.5.1\" \\",
-    "    \"frozenlist==1.8.0\" \\",
-    "    \"fscacher==0.4.4\" \\",
-    "    \"fsspec==2025.3.0\" \\",
-    "    \"h5py==3.16.0\" \\",
-    "    \"hdmf==4.3.1\" \\",
-    "    \"humanize==4.15.0\" \\",
-    "    \"idna==3.13\" \\",
-    "    \"interleave==0.3.0\" \\",
-    "    \"ipykernel==6.17.1\" \\",
-    "    \"ipython==7.34.0\" \\",
-    "    \"ipython-genutils==0.2.0\" \\",
-    "    \"ipywidgets==7.7.1\" \\",
-    "    \"isodate==0.7.2\" \\",
-    "    \"isoduration==20.11.0\" \\",
-    "    \"jaraco-classes==3.4.0\" \\",
-    "    \"jaraco-context==6.1.2\" \\",
-    "    \"jaraco-functools==4.4.0\" \\",
-    "    \"jedi==0.20.0\" \\",
-    "    \"jeepney==0.9.0\" \\",
-    "    \"jinja2==3.1.6\" \\",
-    "    \"joblib==1.5.3\" \\",
-    "    \"jsonpointer==3.1.1\" \\",
-    "    \"jsonschema==4.26.0\" \\",
-    "    \"jsonschema-specifications==2025.9.1\" \\",
-    "    \"jupyter-client==7.4.9\" \\",
-    "    \"jupyter-core==5.9.1\" \\",
-    "    \"jupyter-events==0.12.1\" \\",
-    "    \"jupyter-server==2.14.0\" \\",
-    "    \"jupyter-server-terminals==0.5.4\" \\",
-    "    \"jupyterlab-pygments==0.3.0\" \\",
-    "    \"jupyterlab-widgets==3.0.16\" \\",
-    "    \"keyring==25.7.0\" \\",
-    "    \"keyrings-alt==5.0.2\" \\",
-    "    \"kiwisolver==1.5.0\" \\",
-    "    \"lark==1.3.1\" \\",
-    "    \"markupsafe==3.0.3\" \\",
-    "    \"matplotlib==3.10.0\" \\",
-    "    \"matplotlib-inline==0.2.1\" \\",
-    "    \"mistune==3.2.0\" \\",
-    "    \"ml-dtypes==0.5.4\" \\",
-    "    \"more-itertools==10.8.0\" \\",
-    "    \"multidict==6.7.1\" \\",
-    "    \"natsort==8.4.0\" \\",
-    "    \"nbclassic==1.3.3\" \\",
-    "    \"nbclient==0.10.4\" \\",
-    "    \"nbconvert==7.17.1\" \\",
-    "    \"nbformat==5.10.4\" \\",
-    "    \"ndx-ophys-devices==0.3.1\" \\",
-    "    \"ndx-optogenetics==0.3.0\" \\",
-    "    \"ndx-structured-behavior @ git+https://github.com/rly/ndx-structured-behavior.git@b31692480fa8c7e005dea7d843528582c02ef7e2\" \\",
-    "    \"nest-asyncio==1.6.0\" \\",
-    "    \"networkx==3.6.1\" \\",
-    "    \"notebook==6.5.7\" \\",
-    "    \"notebook-shim==0.2.4\" \\",
-    "    \"numcodecs==0.15.1\" \\",
-    "    \"numpy==2.0.2\" \\",
-    "    \"nwbinspector==0.7.2\" \\",
-    "    \"overrides==7.7.0\" \\",
-    "    \"packaging==26.1\" \\",
-    "    \"pandas==2.2.2\" \\",
-    "    \"pandocfilters==1.5.1\" \\",
-    "    \"parso==0.8.6\" \\",
-    "    \"pexpect==4.9.0\" \\",
-    "    \"pickleshare==0.7.5\" \\",
-    "    \"pillow==11.3.0\" \\",
-    "    \"platformdirs==4.9.6\" \\",
-    "    \"prometheus-client==0.25.0\" \\",
-    "    \"prompt-toolkit==3.0.52\" \\",
-    "    \"propcache==0.4.1\" \\",
-    "    \"psutil==5.9.5\" \\",
-    "    \"ptyprocess==0.7.0\" \\",
-    "    \"pycparser==3.0\" \\",
-    "    \"pycryptodomex==3.23.0\" \\",
-    "    \"pydantic==2.12.3\" \\",
-    "    \"pydantic-core==2.41.4\" \\",
-    "    \"pydantic-settings==2.14.0\" \\",
-    "    \"pygments==2.20.0\" \\",
-    "    \"pynwb==3.1.3\" \\",
-    "    \"pyout==0.8.1\" \\",
-    "    \"pyparsing==3.3.2\" \\",
-    "    \"python-dateutil==2.9.0.post0\" \\",
-    "    \"python-dotenv==1.2.2\" \\",
-    "    \"python-json-logger==4.1.0\" \\",
-    "    \"pytz==2025.2\" \\",
-    "    \"pyyaml==6.0.3\" \\",
-    "    \"pyzmq==26.2.1\" \\",
-    "    \"referencing==0.37.0\" \\",
-    "    \"remfile==0.1.13\" \\",
-    "    \"requests==2.32.4\" \\",
-    "    \"rfc3339-validator==0.1.4\" \\",
-    "    \"rfc3986-validator==0.1.1\" \\",
-    "    \"rfc3987==1.3.8\" \\",
-    "    \"rfc3987-syntax==1.1.0\" \\",
-    "    \"rpds-py==0.30.0\" \\",
-    "    \"ruamel-yaml==0.19.1\" \\",
-    "    \"scipy==1.16.3\" \\",
-    "    \"secretstorage==3.5.0\" \\",
-    "    \"semantic-version==2.10.0\" \\",
-    "    \"send2trash==2.1.0\" \\",
-    "    \"setuptools==75.2.0\" \\",
-    "    \"six==1.17.0\" \\",
-    "    \"soupsieve==2.8.3\" \\",
-    "    \"tenacity==9.1.4\" \\",
-    "    \"tensorstore==0.1.82\" \\",
-    "    \"terminado==0.18.1\" \\",
-    "    \"tinycss2==1.4.0\" \\",
-    "    \"tornado==6.5.1\" \\",
-    "    \"tqdm==4.67.3\" \\",
-    "    \"traitlets==5.7.1\" \\",
-    "    \"typing-extensions==4.15.0\" \\",
-    "    \"typing-inspection==0.4.2\" \\",
-    "    \"tzdata==2026.1\" \\",
-    "    \"uri-template==1.3.0\" \\",
-    "    \"urllib3==2.5.0\" \\",
-    "    \"wcwidth==0.6.0\" \\",
-    "    \"webcolors==25.10.0\" \\",
-    "    \"webencodings==0.5.1\" \\",
-    "    \"websocket-client==1.9.0\" \\",
-    "    \"widgetsnbextension==3.6.10\" \\",
-    "    \"wrapt==2.1.2\" \\",
-    "    \"yarl==1.23.0\" \\",
-    "    \"zarr==2.18.7\" \\",
+    "#@title Installing requirements (click ▶ to run) { display-mode: \"form\" }\n",
+    "# Colab provides Python 3.12. We install with `uv --system` because Colab's\n",
+    "# kernel runs outside a virtualenv. All versions (direct + transitive) are\n",
+    "# pinned below so the notebook is reproducible regardless of resolver drift.\n",
+    "!pip install -q uv\n",
+    "!uv pip install --system \\\n",
+    "    \"acres==0.5.0\" \\\n",
+    "    \"aiohappyeyeballs==2.6.1\" \\\n",
+    "    \"aiohttp==3.13.5\" \\\n",
+    "    \"aiosignal==1.4.0\" \\\n",
+    "    \"annotated-types==0.7.0\" \\\n",
+    "    \"anyio==4.13.0\" \\\n",
+    "    \"argon2-cffi==25.1.0\" \\\n",
+    "    \"argon2-cffi-bindings==25.1.0\" \\\n",
+    "    \"arrow==1.4.0\" \\\n",
+    "    \"asciitree==0.3.3\" \\\n",
+    "    \"attrs==26.1.0\" \\\n",
+    "    \"backcall==0.2.0\" \\\n",
+    "    \"beautifulsoup4==4.13.5\" \\\n",
+    "    \"bids-validator-deno==2.4.1\" \\\n",
+    "    \"bidsschematools==1.2.2\" \\\n",
+    "    \"bleach==6.3.0\" \\\n",
+    "    \"blessed==1.38.0\" \\\n",
+    "    \"certifi==2026.4.22\" \\\n",
+    "    \"cffi==2.0.0\" \\\n",
+    "    \"charset-normalizer==3.4.7\" \\\n",
+    "    \"ci-info==0.4.0\" \\\n",
+    "    \"click==8.1.8\" \\\n",
+    "    \"click-didyoumean==0.3.1\" \\\n",
+    "    \"contourpy==1.3.3\" \\\n",
+    "    \"cryptography==43.0.3\" \\\n",
+    "    \"cycler==0.12.1\" \\\n",
+    "    \"dandi==0.76.4\" \\\n",
+    "    \"dandischema==0.12.1\" \\\n",
+    "    \"debugpy==1.8.15\" \\\n",
+    "    \"decorator==4.4.2\" \\\n",
+    "    \"defusedxml==0.7.1\" \\\n",
+    "    \"deprecated==1.3.1\" \\\n",
+    "    \"dnspython==2.8.0\" \\\n",
+    "    \"email-validator==2.3.0\" \\\n",
+    "    \"entrypoints==0.4\" \\\n",
+    "    \"etelemetry==0.3.1\" \\\n",
+    "    \"fasteners==0.20\" \\\n",
+    "    \"fastjsonschema==2.21.2\" \\\n",
+    "    \"fonttools==4.62.1\" \\\n",
+    "    \"fqdn==1.5.1\" \\\n",
+    "    \"frozenlist==1.8.0\" \\\n",
+    "    \"fscacher==0.4.4\" \\\n",
+    "    \"fsspec==2025.3.0\" \\\n",
+    "    \"h5py==3.16.0\" \\\n",
+    "    \"hdmf==4.3.1\" \\\n",
+    "    \"humanize==4.15.0\" \\\n",
+    "    \"idna==3.13\" \\\n",
+    "    \"interleave==0.3.0\" \\\n",
+    "    \"ipykernel==6.17.1\" \\\n",
+    "    \"ipython==7.34.0\" \\\n",
+    "    \"ipython-genutils==0.2.0\" \\\n",
+    "    \"ipywidgets==7.7.1\" \\\n",
+    "    \"isodate==0.7.2\" \\\n",
+    "    \"isoduration==20.11.0\" \\\n",
+    "    \"jaraco-classes==3.4.0\" \\\n",
+    "    \"jaraco-context==6.1.2\" \\\n",
+    "    \"jaraco-functools==4.4.0\" \\\n",
+    "    \"jedi==0.20.0\" \\\n",
+    "    \"jeepney==0.9.0\" \\\n",
+    "    \"jinja2==3.1.6\" \\\n",
+    "    \"joblib==1.5.3\" \\\n",
+    "    \"jsonpointer==3.1.1\" \\\n",
+    "    \"jsonschema==4.26.0\" \\\n",
+    "    \"jsonschema-specifications==2025.9.1\" \\\n",
+    "    \"jupyter-client==7.4.9\" \\\n",
+    "    \"jupyter-core==5.9.1\" \\\n",
+    "    \"jupyter-events==0.12.1\" \\\n",
+    "    \"jupyter-server==2.14.0\" \\\n",
+    "    \"jupyter-server-terminals==0.5.4\" \\\n",
+    "    \"jupyterlab-pygments==0.3.0\" \\\n",
+    "    \"jupyterlab-widgets==3.0.16\" \\\n",
+    "    \"keyring==25.7.0\" \\\n",
+    "    \"keyrings-alt==5.0.2\" \\\n",
+    "    \"kiwisolver==1.5.0\" \\\n",
+    "    \"lark==1.3.1\" \\\n",
+    "    \"markupsafe==3.0.3\" \\\n",
+    "    \"matplotlib==3.10.0\" \\\n",
+    "    \"matplotlib-inline==0.2.1\" \\\n",
+    "    \"mistune==3.2.0\" \\\n",
+    "    \"ml-dtypes==0.5.4\" \\\n",
+    "    \"more-itertools==10.8.0\" \\\n",
+    "    \"multidict==6.7.1\" \\\n",
+    "    \"natsort==8.4.0\" \\\n",
+    "    \"nbclassic==1.3.3\" \\\n",
+    "    \"nbclient==0.10.4\" \\\n",
+    "    \"nbconvert==7.17.1\" \\\n",
+    "    \"nbformat==5.10.4\" \\\n",
+    "    \"ndx-ophys-devices==0.3.1\" \\\n",
+    "    \"ndx-optogenetics==0.3.0\" \\\n",
+    "    \"ndx-structured-behavior @ git+https://github.com/rly/ndx-structured-behavior.git@b31692480fa8c7e005dea7d843528582c02ef7e2\" \\\n",
+    "    \"nest-asyncio==1.6.0\" \\\n",
+    "    \"networkx==3.6.1\" \\\n",
+    "    \"notebook==6.5.7\" \\\n",
+    "    \"notebook-shim==0.2.4\" \\\n",
+    "    \"numcodecs==0.15.1\" \\\n",
+    "    \"numpy==2.0.2\" \\\n",
+    "    \"nwbinspector==0.7.2\" \\\n",
+    "    \"overrides==7.7.0\" \\\n",
+    "    \"packaging==26.1\" \\\n",
+    "    \"pandas==2.2.2\" \\\n",
+    "    \"pandocfilters==1.5.1\" \\\n",
+    "    \"parso==0.8.6\" \\\n",
+    "    \"pexpect==4.9.0\" \\\n",
+    "    \"pickleshare==0.7.5\" \\\n",
+    "    \"pillow==11.3.0\" \\\n",
+    "    \"platformdirs==4.9.6\" \\\n",
+    "    \"prometheus-client==0.25.0\" \\\n",
+    "    \"prompt-toolkit==3.0.52\" \\\n",
+    "    \"propcache==0.4.1\" \\\n",
+    "    \"psutil==5.9.5\" \\\n",
+    "    \"ptyprocess==0.7.0\" \\\n",
+    "    \"pycparser==3.0\" \\\n",
+    "    \"pycryptodomex==3.23.0\" \\\n",
+    "    \"pydantic==2.12.3\" \\\n",
+    "    \"pydantic-core==2.41.4\" \\\n",
+    "    \"pydantic-settings==2.14.0\" \\\n",
+    "    \"pygments==2.20.0\" \\\n",
+    "    \"pynwb==3.1.3\" \\\n",
+    "    \"pyout==0.8.1\" \\\n",
+    "    \"pyparsing==3.3.2\" \\\n",
+    "    \"python-dateutil==2.9.0.post0\" \\\n",
+    "    \"python-dotenv==1.2.2\" \\\n",
+    "    \"python-json-logger==4.1.0\" \\\n",
+    "    \"pytz==2025.2\" \\\n",
+    "    \"pyyaml==6.0.3\" \\\n",
+    "    \"pyzmq==26.2.1\" \\\n",
+    "    \"referencing==0.37.0\" \\\n",
+    "    \"remfile==0.1.13\" \\\n",
+    "    \"requests==2.32.4\" \\\n",
+    "    \"rfc3339-validator==0.1.4\" \\\n",
+    "    \"rfc3986-validator==0.1.1\" \\\n",
+    "    \"rfc3987==1.3.8\" \\\n",
+    "    \"rfc3987-syntax==1.1.0\" \\\n",
+    "    \"rpds-py==0.30.0\" \\\n",
+    "    \"ruamel-yaml==0.19.1\" \\\n",
+    "    \"scipy==1.16.3\" \\\n",
+    "    \"secretstorage==3.5.0\" \\\n",
+    "    \"semantic-version==2.10.0\" \\\n",
+    "    \"send2trash==2.1.0\" \\\n",
+    "    \"setuptools==75.2.0\" \\\n",
+    "    \"six==1.17.0\" \\\n",
+    "    \"soupsieve==2.8.3\" \\\n",
+    "    \"tenacity==9.1.4\" \\\n",
+    "    \"tensorstore==0.1.82\" \\\n",
+    "    \"terminado==0.18.1\" \\\n",
+    "    \"tinycss2==1.4.0\" \\\n",
+    "    \"tornado==6.5.1\" \\\n",
+    "    \"tqdm==4.67.3\" \\\n",
+    "    \"traitlets==5.7.1\" \\\n",
+    "    \"typing-extensions==4.15.0\" \\\n",
+    "    \"typing-inspection==0.4.2\" \\\n",
+    "    \"tzdata==2026.1\" \\\n",
+    "    \"uri-template==1.3.0\" \\\n",
+    "    \"urllib3==2.5.0\" \\\n",
+    "    \"wcwidth==0.6.0\" \\\n",
+    "    \"webcolors==25.10.0\" \\\n",
+    "    \"webencodings==0.5.1\" \\\n",
+    "    \"websocket-client==1.9.0\" \\\n",
+    "    \"widgetsnbextension==3.6.10\" \\\n",
+    "    \"wrapt==2.1.2\" \\\n",
+    "    \"yarl==1.23.0\" \\\n",
+    "    \"zarr==2.18.7\" \\\n",
     "    \"zarr-checksum==0.4.7\""
    ]
   },
@@ -216,8 +216,8 @@
    "id": "b2fbd796",
    "metadata": {},
    "source": [
-    "> **⚠️ Restart runtime after install**",
-    ">",
+    "> **⚠️ Restart runtime after install**\n",
+    ">\n",
     "> The install may upgrade packages already loaded in the kernel. Go to **Runtime → Restart session**, then **Run all cells below** (skip this install cell on re-run)."
    ]
   },
diff --git a/001550/PaganLab/02_optogenetics_demo.ipynb b/001550/PaganLab/02_optogenetics_demo.ipynb
index 098559c..70f97ef 100644
--- a/001550/PaganLab/02_optogenetics_demo.ipynb
+++ b/001550/PaganLab/02_optogenetics_demo.ipynb
@@ -13,8 +13,8 @@
    "id": "2b380861",
    "metadata": {},
    "source": [
-    "## Installing requirements",
-    "",
+    "## Installing requirements\n",
+    "\n",
     "The cell below installs every Python package needed to run this notebook, at fully pinned versions, using [`uv`](https://github.com/astral-sh/uv) for fast resolution. In Colab the cell is collapsed by default — click the ▶ button to run it."
    ]
   },
@@ -27,174 +27,174 @@
    "execution_count": null,
    "outputs": [],
    "source": [
-    "#@title Installing requirements (click ▶ to run) { display-mode: \"form\" }",
-    "# Colab provides Python 3.12. We install with `uv --system` because Colab's",
-    "# kernel runs outside a virtualenv. All versions (direct + transitive) are",
-    "# pinned below so the notebook is reproducible regardless of resolver drift.",
-    "!pip install -q uv",
-    "!uv pip install --system \\",
-    "    \"acres==0.5.0\" \\",
-    "    \"aiohappyeyeballs==2.6.1\" \\",
-    "    \"aiohttp==3.13.5\" \\",
-    "    \"aiosignal==1.4.0\" \\",
-    "    \"annotated-types==0.7.0\" \\",
-    "    \"anyio==4.13.0\" \\",
-    "    \"argon2-cffi==25.1.0\" \\",
-    "    \"argon2-cffi-bindings==25.1.0\" \\",
-    "    \"arrow==1.4.0\" \\",
-    "    \"asciitree==0.3.3\" \\",
-    "    \"attrs==26.1.0\" \\",
-    "    \"backcall==0.2.0\" \\",
-    "    \"beautifulsoup4==4.13.5\" \\",
-    "    \"bids-validator-deno==2.4.1\" \\",
-    "    \"bidsschematools==1.2.2\" \\",
-    "    \"bleach==6.3.0\" \\",
-    "    \"blessed==1.38.0\" \\",
-    "    \"certifi==2026.4.22\" \\",
-    "    \"cffi==2.0.0\" \\",
-    "    \"charset-normalizer==3.4.7\" \\",
-    "    \"ci-info==0.4.0\" \\",
-    "    \"click==8.1.8\" \\",
-    "    \"click-didyoumean==0.3.1\" \\",
-    "    \"contourpy==1.3.3\" \\",
-    "    \"cryptography==43.0.3\" \\",
-    "    \"cycler==0.12.1\" \\",
-    "    \"dandi==0.76.4\" \\",
-    "    \"dandischema==0.12.1\" \\",
-    "    \"debugpy==1.8.15\" \\",
-    "    \"decorator==4.4.2\" \\",
-    "    \"defusedxml==0.7.1\" \\",
-    "    \"deprecated==1.3.1\" \\",
-    "    \"dnspython==2.8.0\" \\",
-    "    \"email-validator==2.3.0\" \\",
-    "    \"entrypoints==0.4\" \\",
-    "    \"etelemetry==0.3.1\" \\",
-    "    \"fasteners==0.20\" \\",
-    "    \"fastjsonschema==2.21.2\" \\",
-    "    \"fonttools==4.62.1\" \\",
-    "    \"fqdn==1.5.1\" \\",
-    "    \"frozenlist==1.8.0\" \\",
-    "    \"fscacher==0.4.4\" \\",
-    "    \"fsspec==2025.3.0\" \\",
-    "    \"h5py==3.16.0\" \\",
-    "    \"hdmf==4.3.1\" \\",
-    "    \"humanize==4.15.0\" \\",
-    "    \"idna==3.13\" \\",
-    "    \"interleave==0.3.0\" \\",
-    "    \"ipykernel==6.17.1\" \\",
-    "    \"ipython==7.34.0\" \\",
-    "    \"ipython-genutils==0.2.0\" \\",
-    "    \"ipywidgets==7.7.1\" \\",
-    "    \"isodate==0.7.2\" \\",
-    "    \"isoduration==20.11.0\" \\",
-    "    \"jaraco-classes==3.4.0\" \\",
-    "    \"jaraco-context==6.1.2\" \\",
-    "    \"jaraco-functools==4.4.0\" \\",
-    "    \"jedi==0.20.0\" \\",
-    "    \"jeepney==0.9.0\" \\",
-    "    \"jinja2==3.1.6\" \\",
-    "    \"joblib==1.5.3\" \\",
-    "    \"jsonpointer==3.1.1\" \\",
-    "    \"jsonschema==4.26.0\" \\",
-    "    \"jsonschema-specifications==2025.9.1\" \\",
-    "    \"jupyter-client==7.4.9\" \\",
-    "    \"jupyter-core==5.9.1\" \\",
-    "    \"jupyter-events==0.12.1\" \\",
-    "    \"jupyter-server==2.14.0\" \\",
-    "    \"jupyter-server-terminals==0.5.4\" \\",
-    "    \"jupyterlab-pygments==0.3.0\" \\",
-    "    \"jupyterlab-widgets==3.0.16\" \\",
-    "    \"keyring==25.7.0\" \\",
-    "    \"keyrings-alt==5.0.2\" \\",
-    "    \"kiwisolver==1.5.0\" \\",
-    "    \"lark==1.3.1\" \\",
-    "    \"markupsafe==3.0.3\" \\",
-    "    \"matplotlib==3.10.0\" \\",
-    "    \"matplotlib-inline==0.2.1\" \\",
-    "    \"mistune==3.2.0\" \\",
-    "    \"ml-dtypes==0.5.4\" \\",
-    "    \"more-itertools==10.8.0\" \\",
-    "    \"multidict==6.7.1\" \\",
-    "    \"natsort==8.4.0\" \\",
-    "    \"nbclassic==1.3.3\" \\",
-    "    \"nbclient==0.10.4\" \\",
-    "    \"nbconvert==7.17.1\" \\",
-    "    \"nbformat==5.10.4\" \\",
-    "    \"ndx-ophys-devices==0.3.1\" \\",
-    "    \"ndx-optogenetics==0.3.0\" \\",
-    "    \"ndx-structured-behavior @ git+https://github.com/rly/ndx-structured-behavior.git@b31692480fa8c7e005dea7d843528582c02ef7e2\" \\",
-    "    \"nest-asyncio==1.6.0\" \\",
-    "    \"networkx==3.6.1\" \\",
-    "    \"notebook==6.5.7\" \\",
-    "    \"notebook-shim==0.2.4\" \\",
-    "    \"numcodecs==0.15.1\" \\",
-    "    \"numpy==2.0.2\" \\",
-    "    \"nwbinspector==0.7.2\" \\",
-    "    \"overrides==7.7.0\" \\",
-    "    \"packaging==26.1\" \\",
-    "    \"pandas==2.2.2\" \\",
-    "    \"pandocfilters==1.5.1\" \\",
-    "    \"parso==0.8.6\" \\",
-    "    \"pexpect==4.9.0\" \\",
-    "    \"pickleshare==0.7.5\" \\",
-    "    \"pillow==11.3.0\" \\",
-    "    \"platformdirs==4.9.6\" \\",
-    "    \"prometheus-client==0.25.0\" \\",
-    "    \"prompt-toolkit==3.0.52\" \\",
-    "    \"propcache==0.4.1\" \\",
-    "    \"psutil==5.9.5\" \\",
-    "    \"ptyprocess==0.7.0\" \\",
-    "    \"pycparser==3.0\" \\",
-    "    \"pycryptodomex==3.23.0\" \\",
-    "    \"pydantic==2.12.3\" \\",
-    "    \"pydantic-core==2.41.4\" \\",
-    "    \"pydantic-settings==2.14.0\" \\",
-    "    \"pygments==2.20.0\" \\",
-    "    \"pynwb==3.1.3\" \\",
-    "    \"pyout==0.8.1\" \\",
-    "    \"pyparsing==3.3.2\" \\",
-    "    \"python-dateutil==2.9.0.post0\" \\",
-    "    \"python-dotenv==1.2.2\" \\",
-    "    \"python-json-logger==4.1.0\" \\",
-    "    \"pytz==2025.2\" \\",
-    "    \"pyyaml==6.0.3\" \\",
-    "    \"pyzmq==26.2.1\" \\",
-    "    \"referencing==0.37.0\" \\",
-    "    \"remfile==0.1.13\" \\",
-    "    \"requests==2.32.4\" \\",
-    "    \"rfc3339-validator==0.1.4\" \\",
-    "    \"rfc3986-validator==0.1.1\" \\",
-    "    \"rfc3987==1.3.8\" \\",
-    "    \"rfc3987-syntax==1.1.0\" \\",
-    "    \"rpds-py==0.30.0\" \\",
-    "    \"ruamel-yaml==0.19.1\" \\",
-    "    \"scipy==1.16.3\" \\",
-    "    \"secretstorage==3.5.0\" \\",
-    "    \"semantic-version==2.10.0\" \\",
-    "    \"send2trash==2.1.0\" \\",
-    "    \"setuptools==75.2.0\" \\",
-    "    \"six==1.17.0\" \\",
-    "    \"soupsieve==2.8.3\" \\",
-    "    \"tenacity==9.1.4\" \\",
-    "    \"tensorstore==0.1.82\" \\",
-    "    \"terminado==0.18.1\" \\",
-    "    \"tinycss2==1.4.0\" \\",
-    "    \"tornado==6.5.1\" \\",
-    "    \"tqdm==4.67.3\" \\",
-    "    \"traitlets==5.7.1\" \\",
-    "    \"typing-extensions==4.15.0\" \\",
-    "    \"typing-inspection==0.4.2\" \\",
-    "    \"tzdata==2026.1\" \\",
-    "    \"uri-template==1.3.0\" \\",
-    "    \"urllib3==2.5.0\" \\",
-    "    \"wcwidth==0.6.0\" \\",
-    "    \"webcolors==25.10.0\" \\",
-    "    \"webencodings==0.5.1\" \\",
-    "    \"websocket-client==1.9.0\" \\",
-    "    \"widgetsnbextension==3.6.10\" \\",
-    "    \"wrapt==2.1.2\" \\",
-    "    \"yarl==1.23.0\" \\",
-    "    \"zarr==2.18.7\" \\",
+    "#@title Installing requirements (click ▶ to run) { display-mode: \"form\" }\n",
+    "# Colab provides Python 3.12. We install with `uv --system` because Colab's\n",
+    "# kernel runs outside a virtualenv. All versions (direct + transitive) are\n",
+    "# pinned below so the notebook is reproducible regardless of resolver drift.\n",
+    "!pip install -q uv\n",
+    "!uv pip install --system \\\n",
+    "    \"acres==0.5.0\" \\\n",
+    "    \"aiohappyeyeballs==2.6.1\" \\\n",
+    "    \"aiohttp==3.13.5\" \\\n",
+    "    \"aiosignal==1.4.0\" \\\n",
+    "    \"annotated-types==0.7.0\" \\\n",
+    "    \"anyio==4.13.0\" \\\n",
+    "    \"argon2-cffi==25.1.0\" \\\n",
+    "    \"argon2-cffi-bindings==25.1.0\" \\\n",
+    "    \"arrow==1.4.0\" \\\n",
+    "    \"asciitree==0.3.3\" \\\n",
+    "    \"attrs==26.1.0\" \\\n",
+    "    \"backcall==0.2.0\" \\\n",
+    "    \"beautifulsoup4==4.13.5\" \\\n",
+    "    \"bids-validator-deno==2.4.1\" \\\n",
+    "    \"bidsschematools==1.2.2\" \\\n",
+    "    \"bleach==6.3.0\" \\\n",
+    "    \"blessed==1.38.0\" \\\n",
+    "    \"certifi==2026.4.22\" \\\n",
+    "    \"cffi==2.0.0\" \\\n",
+    "    \"charset-normalizer==3.4.7\" \\\n",
+    "    \"ci-info==0.4.0\" \\\n",
+    "    \"click==8.1.8\" \\\n",
+    "    \"click-didyoumean==0.3.1\" \\\n",
+    "    \"contourpy==1.3.3\" \\\n",
+    "    \"cryptography==43.0.3\" \\\n",
+    "    \"cycler==0.12.1\" \\\n",
+    "    \"dandi==0.76.4\" \\\n",
+    "    \"dandischema==0.12.1\" \\\n",
+    "    \"debugpy==1.8.15\" \\\n",
+    "    \"decorator==4.4.2\" \\\n",
+    "    \"defusedxml==0.7.1\" \\\n",
+    "    \"deprecated==1.3.1\" \\\n",
+    "    \"dnspython==2.8.0\" \\\n",
+    "    \"email-validator==2.3.0\" \\\n",
+    "    \"entrypoints==0.4\" \\\n",
+    "    \"etelemetry==0.3.1\" \\\n",
+    "    \"fasteners==0.20\" \\\n",
+    "    \"fastjsonschema==2.21.2\" \\\n",
+    "    \"fonttools==4.62.1\" \\\n",
+    "    \"fqdn==1.5.1\" \\\n",
+    "    \"frozenlist==1.8.0\" \\\n",
+    "    \"fscacher==0.4.4\" \\\n",
+    "    \"fsspec==2025.3.0\" \\\n",
+    "    \"h5py==3.16.0\" \\\n",
+    "    \"hdmf==4.3.1\" \\\n",
+    "    \"humanize==4.15.0\" \\\n",
+    "    \"idna==3.13\" \\\n",
+    "    \"interleave==0.3.0\" \\\n",
+    "    \"ipykernel==6.17.1\" \\\n",
+    "    \"ipython==7.34.0\" \\\n",
+    "    \"ipython-genutils==0.2.0\" \\\n",
+    "    \"ipywidgets==7.7.1\" \\\n",
+    "    \"isodate==0.7.2\" \\\n",
+    "    \"isoduration==20.11.0\" \\\n",
+    "    \"jaraco-classes==3.4.0\" \\\n",
+    "    \"jaraco-context==6.1.2\" \\\n",
+    "    \"jaraco-functools==4.4.0\" \\\n",
+    "    \"jedi==0.20.0\" \\\n",
+    "    \"jeepney==0.9.0\" \\\n",
+    "    \"jinja2==3.1.6\" \\\n",
+    "    \"joblib==1.5.3\" \\\n",
+    "    \"jsonpointer==3.1.1\" \\\n",
+    "    \"jsonschema==4.26.0\" \\\n",
+    "    \"jsonschema-specifications==2025.9.1\" \\\n",
+    "    \"jupyter-client==7.4.9\" \\\n",
+    "    \"jupyter-core==5.9.1\" \\\n",
+    "    \"jupyter-events==0.12.1\" \\\n",
+    "    \"jupyter-server==2.14.0\" \\\n",
+    "    \"jupyter-server-terminals==0.5.4\" \\\n",
+    "    \"jupyterlab-pygments==0.3.0\" \\\n",
+    "    \"jupyterlab-widgets==3.0.16\" \\\n",
+    "    \"keyring==25.7.0\" \\\n",
+    "    \"keyrings-alt==5.0.2\" \\\n",
+    "    \"kiwisolver==1.5.0\" \\\n",
+    "    \"lark==1.3.1\" \\\n",
+    "    \"markupsafe==3.0.3\" \\\n",
+    "    \"matplotlib==3.10.0\" \\\n",
+    "    \"matplotlib-inline==0.2.1\" \\\n",
+    "    \"mistune==3.2.0\" \\\n",
+    "    \"ml-dtypes==0.5.4\" \\\n",
+    "    \"more-itertools==10.8.0\" \\\n",
+    "    \"multidict==6.7.1\" \\\n",
+    "    \"natsort==8.4.0\" \\\n",
+    "    \"nbclassic==1.3.3\" \\\n",
+    "    \"nbclient==0.10.4\" \\\n",
+    "    \"nbconvert==7.17.1\" \\\n",
+    "    \"nbformat==5.10.4\" \\\n",
+    "    \"ndx-ophys-devices==0.3.1\" \\\n",
+    "    \"ndx-optogenetics==0.3.0\" \\\n",
+    "    \"ndx-structured-behavior @ git+https://github.com/rly/ndx-structured-behavior.git@b31692480fa8c7e005dea7d843528582c02ef7e2\" \\\n",
+    "    \"nest-asyncio==1.6.0\" \\\n",
+    "    \"networkx==3.6.1\" \\\n",
+    "    \"notebook==6.5.7\" \\\n",
+    "    \"notebook-shim==0.2.4\" \\\n",
+    "    \"numcodecs==0.15.1\" \\\n",
+    "    \"numpy==2.0.2\" \\\n",
+    "    \"nwbinspector==0.7.2\" \\\n",
+    "    \"overrides==7.7.0\" \\\n",
+    "    \"packaging==26.1\" \\\n",
+    "    \"pandas==2.2.2\" \\\n",
+    "    \"pandocfilters==1.5.1\" \\\n",
+    "    \"parso==0.8.6\" \\\n",
+    "    \"pexpect==4.9.0\" \\\n",
+    "    \"pickleshare==0.7.5\" \\\n",
+    "    \"pillow==11.3.0\" \\\n",
+    "    \"platformdirs==4.9.6\" \\\n",
+    "    \"prometheus-client==0.25.0\" \\\n",
+    "    \"prompt-toolkit==3.0.52\" \\\n",
+    "    \"propcache==0.4.1\" \\\n",
+    "    \"psutil==5.9.5\" \\\n",
+    "    \"ptyprocess==0.7.0\" \\\n",
+    "    \"pycparser==3.0\" \\\n",
+    "    \"pycryptodomex==3.23.0\" \\\n",
+    "    \"pydantic==2.12.3\" \\\n",
+    "    \"pydantic-core==2.41.4\" \\\n",
+    "    \"pydantic-settings==2.14.0\" \\\n",
+    "    \"pygments==2.20.0\" \\\n",
+    "    \"pynwb==3.1.3\" \\\n",
+    "    \"pyout==0.8.1\" \\\n",
+    "    \"pyparsing==3.3.2\" \\\n",
+    "    \"python-dateutil==2.9.0.post0\" \\\n",
+    "    \"python-dotenv==1.2.2\" \\\n",
+    "    \"python-json-logger==4.1.0\" \\\n",
+    "    \"pytz==2025.2\" \\\n",
+    "    \"pyyaml==6.0.3\" \\\n",
+    "    \"pyzmq==26.2.1\" \\\n",
+    "    \"referencing==0.37.0\" \\\n",
+    "    \"remfile==0.1.13\" \\\n",
+    "    \"requests==2.32.4\" \\\n",
+    "    \"rfc3339-validator==0.1.4\" \\\n",
+    "    \"rfc3986-validator==0.1.1\" \\\n",
+    "    \"rfc3987==1.3.8\" \\\n",
+    "    \"rfc3987-syntax==1.1.0\" \\\n",
+    "    \"rpds-py==0.30.0\" \\\n",
+    "    \"ruamel-yaml==0.19.1\" \\\n",
+    "    \"scipy==1.16.3\" \\\n",
+    "    \"secretstorage==3.5.0\" \\\n",
+    "    \"semantic-version==2.10.0\" \\\n",
+    "    \"send2trash==2.1.0\" \\\n",
+    "    \"setuptools==75.2.0\" \\\n",
+    "    \"six==1.17.0\" \\\n",
+    "    \"soupsieve==2.8.3\" \\\n",
+    "    \"tenacity==9.1.4\" \\\n",
+    "    \"tensorstore==0.1.82\" \\\n",
+    "    \"terminado==0.18.1\" \\\n",
+    "    \"tinycss2==1.4.0\" \\\n",
+    "    \"tornado==6.5.1\" \\\n",
+    "    \"tqdm==4.67.3\" \\\n",
+    "    \"traitlets==5.7.1\" \\\n",
+    "    \"typing-extensions==4.15.0\" \\\n",
+    "    \"typing-inspection==0.4.2\" \\\n",
+    "    \"tzdata==2026.1\" \\\n",
+    "    \"uri-template==1.3.0\" \\\n",
+    "    \"urllib3==2.5.0\" \\\n",
+    "    \"wcwidth==0.6.0\" \\\n",
+    "    \"webcolors==25.10.0\" \\\n",
+    "    \"webencodings==0.5.1\" \\\n",
+    "    \"websocket-client==1.9.0\" \\\n",
+    "    \"widgetsnbextension==3.6.10\" \\\n",
+    "    \"wrapt==2.1.2\" \\\n",
+    "    \"yarl==1.23.0\" \\\n",
+    "    \"zarr==2.18.7\" \\\n",
     "    \"zarr-checksum==0.4.7\""
    ]
   },
@@ -203,8 +203,8 @@
    "id": "1140d208",
    "metadata": {},
    "source": [
-    "> **⚠️ Restart runtime after install**",
-    ">",
+    "> **⚠️ Restart runtime after install**\n",
+    ">\n",
     "> The install may upgrade packages already loaded in the kernel. Go to **Runtime → Restart session**, then **Run all cells below** (skip this install cell on re-run)."
    ]
   },