Quora is one of my favorite websites right now. It's a question-and-answer site that still has a pretty small community feel. You "follow" questions, topics, or people, and I use it to get help with work-related issues as well as feed a ton of personal interests - including surfing, travel, emotional intelligence, and multiculturalism.
The following is a screen capture of one of the questions I ran across recently. If you're not a Backstreet Boys fan, you're going to miss the point. Then again, if you're not a Backstreet Boys fan, you're probably missing a lot, aren't you?