I think that no one wants to highlight sarcasm. People love to be sarcastic when other people don't get it. It makes them feel superior. When someone is concer

I think that no one wants to highlight sarcasm. People love to be sarcastic when other people don't get it. It makes them feel superior. When someone is concerned on the reception of a particular sentence, he uses emoticons that already serve this purpose. If someone does not highlight sarcasm, I think he does this on purpose. Not long ago, someone introduced a new character for sarcasm, the SarcMark: www.sarcmark.com Never seen anyone using it.