Why not popular social media platforms like Twitter? First, it is not “social” in the felicitous sense of the word; second, to steer clear of the hivemind contagion of their ill-humored ambiance, best expressed in:
Twitter’s conversational landscape is like the Everglades; it’s a big nasty swamp, stinking pools everywhere and lots of alligators and snakes. —James Lindsay, co-author of How to Have Impossible Conversations.
However, social media could work if they are decentralized enough to encourage deviation from universal group-think. Satellite social network and Element are some examples with potential for success.