Instead of seeing the old Facebook ID in the URL.. you can now have :

http://www.facebook.com/johnsonlam hjehehehhehe
instead of
http://www.facebook.com/profile.php?id=565087106&ref=mf

register now... at

www.facebook.com/username

Hurry.. before someone grab yours...

http://www.facebook.com/strike961

much more easier for potential employers to find you...i hv stuff on facebook that i dont want them to see..hehe... no thanks