add footer

meeting/2020-11-18.md

@@ -151,3 +151,11 @@ is considered mostly complete: those two machines are the SVN and Trac
 servers which are both scheduled for retirement.
 
 [GitLab tickets]: https://gitlab.torproject.org/tpo/tpa/team/-/boards
+
+Upgrade prediction graph (which is becoming a "how many machines do we
+have graph") still lives at
+https://help.torproject.org/tsa/howto/upgrades/
+
+Now also available as the main Grafana dashboard. Head to
+<https://grafana.torproject.org/>, change the time period to 30 days,
+and wait a while for results to render.