There are blogs. I blog and post reviews of good indie books. Here's a GR group where I'm a mod:
http://www.goodreads.com/group/show/...-readers-group
(Authors: Do not join if you are going to post your book, your friends book or anyone you know. I have friends who are authors. I like their books. I do not post about their books even if I like their books. Don't do it.)
But finding books often ties in with a simple thread of: I'm looking for...
caleb has a blog and reviews indie books. They are out there. Is the sorting harder? I don't know. I'm very picky about what I will buy. Price matters, the library availability matters, etc.