I'm sure the first of many clones, copied down to the badge styles. Good work? Since you're charging money for some aspect of it, it seems you should do a better job of making it your own (I do like the watch feature).
We're not charging anything yet. When it's launched it'll be super polished and I think it's already quite polished :). Note that the CSS is 100% customizable, eg: http://www.coder.es