Who tweets?

In case you missed it, check out this report on who is using Twitter. The surprise (to me): it’s not teenagers. The biggest group of users is the 25 to 54 years old crowd. Here’s a post that may help explain why.

But wait! Here’s an alternative view. So maybe teens do tweet! As usual, read all the info and make your own determinations.

And since we’re on a report role, check out this Pew Internet Life & American Life report on the audience for online video-sharing sites. 62% more adults visited online video sharing sites in 2009, up from just 33% in 2006.