Correction:
I DOUBT 3NGLISH IS HIS NATIEV LANGUAEG!!1!1! OMG U TRY WRITNG IN A LANGUAEG U DONT KNOW VARY WEL AND U 2 WIL HAEV TAHT 3XACT SME PROBLEM!11! OMG DANIEWB DOAS NOT REQUIER P3OPLE 2 B ENGLISH MAJORS OR NATIEV ENGLISH SP3AEKRS1!1! IVA SEN PEOPLE BORN AND RASE3D HERE IN ST LOUIS MO TAHT CANT SP3L EITHER11!!1! LOL[Taken from that translator, of course]
There's a difference between leet speak and just flat out not knowing the english language...