Well it’s difficult to imagine what might go wrong this idea. Unvarnished, which today launched into a private beta, is a new service that lets people leave anonymous reviews of you. Yep. Anonymous reviews. About you! Fun! In theory, the site is meant to be a sort-of open version of Linked-In where anyone can post a review of you (in whatever capacity) and you, if you like, can claim your profile. Site founder Pete Kasanjy argues that anonymity is crucial to the system because, instead of the glowing recommendations of Linked-In, you’ll get real, honest feedback on a person. With the need to appear…