I really can't understand why people are so annoyed by 1337 speak. Personally, I find regular internet slang to be far, far more annoying, such as lol, lmao, and of course the ever so annoying "meh" (can there be anything more annoying then meh?)
And this of course, is Man of the Year:
http://www.princeton.edu/~pauper/02-01-28/leetspeak.htm