The only people who can use the word "faggot" based on an incorrect, playground definition are children. Once you grow up and learn what the word really means, you have a moral obligation to change your behavior so that you don't use a word that perpetuates the dehumanization of people whom you claim to respect.
"You're going to be a star." Those were the words Johnny Carson spoke to Joan Rivers on national television on the night of February 17, 1965. Only moments before, Joan had been an unknown and struggling comic -- an anxious but enormously talented fighter who had to tear down mountains to convince the Tonight Show bookers to squeeze her into the last ten minutes of the show.