The review system is still very much a beta but should come in handy for the community. He has added a couple of ISP's already and you can add your reviews yourself. The figures shown on the main page are averages of each review. This review section can become a very good resource for those looking for a good ISP.
ISP reviews on UDFaq.com
After following the Ultradev Newsgroup for some time Nic Skitt noticed a lot of questions related to ISP quality, which is best etc. So he has created an ISP review section on UDFaq.com.