in case anyone else wonders what’s a “supervisor”:
https://en.m.wikipedia.org/wiki/San_Francisco_Board_of_Super...
Supervisors mostly sit through the monthly televised Board Of Supervisors meeting, where concerned citizens and community activists along with the utterly deranged voice their concerns.
I thought I saw a Venn diagram for XKCD ...
So basically, he said fuck the council and he hopes they die a slow death. Not very nice, but also not usually a contraversial opinion? Lots of people dislike their councils.