I do get a bit tired of defending my use of Twitter and Facebook. But now, some studies are showing that the mental stimulation provided by social networks can stimulate the brain and help in problem solving.

How Twitter and Facebook Make Us More Productive

I’ve always felt that connecting with people you like (or dislike), even fleetingly as is the case with Twitter, makes our lives richer and more interesting, and that can never be a bad thing. But like with everything, you need to be in control of your time and your impulses. Now there’s a theory to back it up.

Ha, take that. It’s not time-wasting after all.