I ran across a company called UserVoice today and it looks like they've got their act together. I don't know how long they've been in testing / beta but have done a great job with making their website clear and their customer validations prominent....
Text Search v. Structured Search - The Difference Between Facebook and MySpace?
Talking through the current success of Facebook and the defection of users from MySpace, it occurred to me that the way users search on both sites has a lot to do with the changing of the guard. So here's a functionality view rather than a strategy...