Stack Overflow is somewhat unique in that we encourage participation of essentially anonymous, random programmers. Our idea is to radically reduce the bar for participation, and take one giant leap of faith:
Well, most of them, anyway. We have the typical hurdles in place to prevent bots from gaming our system: JavaScript and “too fast to be human” triggered CAPTCHA. This works in conjunction with community use of the offensive flag, which auto-deletes any post after 5 users tag it “offensive”, and traditional downvoting. This system has been fairly effective to date. We …