edit a little stream of consciousness follows Curse of being gifted is very real. I wonder sometimes how many people couldn't break out of it and have ended up in bad jobs, or worse. Probably like many HNers I also suffered from it mightily in K-12 and by the time I realized what was going on, I was already so far behind that escaping school, rather than redoing years of what I missed, was the easier option. It took…
Maybe you're looking in the wrong place. I don't think groups promising intelligence are a great place to look for intelligence (unless that "promise" is just your supposition, and not their claim).
Either that, or you're looking for the wrong thing. I'm not sure what you're trying to find there, but I find most people purporting to be intellectuals really just want to spew opinions and not be interrupted.
I enjoy the company of people with passion, more than I do that of "smart" people. Passionate people are experts at something, and they have something to teach me.