If you can read the first sentence of this post with no problem, you probably won't agree with my answer.

Da fing dat bovers me da mst is all da text spk srsly if u wnt me 2 spend more than 3 secs rding ur post, use rll wrds

Honestly, when people type like that, with no punctuation and incorrect grammar and spelling, I have to restrain urges to reply with abusive comments. Particularly on sites such as Facebook - chances are you are accessing it from a computer, so you have a full keyboard. There is also no character limit. So I ask, why do you feel the need to type like you've just bashed your head against the keys?