Anecdata, but: as someone who no longer posts to wikimedia-l, I
stopped posting because I find it a fundamentally toxic place to be.
And related to this, when was the last time anyone recommended to a newbie: subscribe to Wikimedia-L?
The WMF board of trustees election results (any hour now) will be interesting, because it appears voter turnout was double the 2013 numbers while most other indicators of participation in our community have been flat.