Oh, they should have more. User assumes all risks, and the content is not guaranteed to be non-pornographic in nature, we absolve ourselves should your head explode, yadda, yadda. Okay, maybe a little out there, but a lot of the term are there for the business' protection. There are a lot of ways to be sued that still fall within legal bounds; especially when user generated content is involved.
YC policy in comparison is: click a link we provide the relevant content.