The last point, this is important, though I would qualify it by saying that the wisdom developed during the dialogue about these things, and even game theory models and statistical analysis, is how we get more people involved, get them to hold more than spend, and get more of their friends to also join.
Even when there is 'voting circles' not everyone who plays just runs an autovoting bot, and ignoring the entire rest of the platform's userbase. That would be quite strange, really.