[raycey]

Option 1) Get rid of it completely, including accumulated 'Likes' as it just looks like a popularity contest. People get to know who's who by spending time on the site.
Option 2) Do what Gamespot has done: make it anonymous with just a tally of +'s and -'s, and if people really want to address the post and say something about it then make a new post.

Example:


P.S. Forgot to mention - rep is added by pressing on the thumbs up or thumbs down.
P.P.S. A little red number is less painful than a frowny face.