[giardini]

A "lone vigilante" is indeed a useful idea for SF.

The local SF TV streamers and memers should re-broadcast Charles Bronson's "Death Wish" movies. Perhaps doing so will inspire civic responsibility in SFans! IIRC there's even a bit of drone technology in one of the later movies.8-))

[dumbotron]

Clearly the only tech billionaire with Bruce Wayne level ambitions is Elon Musk.