IT'S BLOCKO RACISM!!! AND I'M LEVEL 618 handicapATION!!! D:
Anyway, you can usually tell who's a noob by 3 things:
1: name not capitalized and/or MuLtIpLe LeTeRs LiKe ThIs.
2: horrible, and idiotic grammar such as (u, r, b4, neway, and so on)
3: You get the idea. (couldn't think of anything else)