[edu]

From http://ycombinator.com/newsguidelines.html

Please don't sign comments, especially with your url. They're already signed with your username. If other users want to learn more about you, they can click on it to see your profile.

[whacked_new]

Check this out

http://news.ycombinator.com/item?id=95764

I find it a very interesting usage, too bad he didn't tell me more about it.

[gigamon]

Thanks. I am from the old World.

[bayareaguy]

That'll learn ya.