I really don't know how we've managed to go without a People category, but it's now there. While I was at it I threw in 'Humanities' to encourage creation of art/philosophy/rennaisance etc types of games. Hopefully these will fill in new gaps.
Soon we'll be forking some of the other 'busy' categories too (like Yahoo does), so Entertainment will be broken into areas such as:
And I'm also working on a nifty Quizzyland search engine that will allow people to search for precise questions (PERFECT for contests and things), or for topics (so that you can find the types of quizzes that appeal to you).