About.me has been around for a while, and they have a nice offering.<p>I'm not sure what you offer that they don't, other than some brutal simplicity.
This submission should probably be investigated. It got 12 points in the first hour and went to the front page. After that it has only got 2 more points and look at the comments.<p>It's been on the "Show HN" front page for 21 hours now.