I wonder why so many people are refusing to join a network others like. "I don't tweet" or "facebook isn't my thing". If everything I did in life was my thing, I'd be a lot happier, but most of what we do is just a matter of convenience vs time saving. For example: How many times have I been asked who I am on Twitter? 200? "firetown" "cool added u" 10 seconds "I don't ...