🚧 📝 resolve todo in section: Align Selected Data Sets: Align Columns …

…-> Field

- ("remove Alberta and Manitoba beforehand")

notebook/projects/2016-sweep-vs-tiller/2016-sweep-vs-tiller.ipynb

@@ -8994,9 +8994,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "###### @todo:\n",
-    "\n",
-    "- [ ] remove AB, MB beforehand"
+    "Just a reminder that the samples corresponding to ***site*** values `Alberta` and `Manitoba` use dates which don't overlap with the dates in the other `DataFrame`, so the fact that the ***field*** values for these records have a different pattern and are therefore mangled is completely fine for this project—they'll be entirely dropped in an upcoming phase of my work."
    ]
   },
   {