On the internet, a Username is your identity. It is, therefore, of great importance if one is the only one with said username.
Namechk is a new website that checks the availability of your username over a vast variety of websites – of course, if you already have an account on a website, it will show up negative.

As of this comment, rbtying is taken at:
eBay
last.fm
YouTube
Being the uninformed idiot that I am, I still don’t see how Googling is an inferior strategy
Seeing as I made those accounts, it’s kind of expected, ya know?