I live in one of the snobbiest middle class areas of England. As an experiment, I would love to set up a pi AP serving anarchist material as an invitation to seeing things from a different perspective.
It would be quite interesting to look at the stats, too.
SBCs open a world of possibilities for meaningful communication in a world that is growing increasingly impersonal. Set up a SBC with a wifi connection and an interesting SSID, create a flash social network.