I just want to add the whole "The internet is NOT real life" thing. Probably the most obvious is when I was sitting in a waiting room and the two secretaries were loudly having a conversation on "Why do some people act so retarded? That's so retarded." And people were either agreeing or just not paying attention.
Re: Actually..
Try saying the R word on tumblr, I dare you.
But real life? Nah, who cares?