While bad communication can be funny (as witnessed by the screencaps), it can harm your reputation in the end. And it can cause you undue troubles with groups of people obeying the "mob" effect lol.
I can understand that, but the problem is that after you are done with school, potential employers may find what you have posted on the internet and it could color their judgement of you and cost you a really good job (it has happened to many people).
Facebook is the most often read about, but they do find you all over the internet. They only need your name or email address and can find nearly every social site you visit in a matter of minutes.
I lost my patience with someone in the Philosophy and Religion subforum recently. I know, I know. Then I stumbled onto this literally minutes later, and after doing a bunch of other stuff, I sat down and read this... thanks for submitting this for everyone to benefit from and get a reality check!