“Who uses Twitter, anyway? Too many people have too much time on their hands…” Well, you’d be surprised when you review the demographics and, more importantly, the growth of Twitter in the last few months.  Usage is growing and overall traffic is continually doubling… Check it out: http://www.quantcast.com/twitter.com 

So, if you’re not there now (and are reading this), then get there. Poke around for some of your favorite celebrities, friends (seriously, even those over 40) and writers.  Chances are, they’re already there.