I don't use tumblr, but I do know the geeky early adopters have been bored with facebook for a long time and twitter for a shorter time. They (and me) are all l

I don't use tumblr, but I do know the geeky early adopters have been bored with facebook for a long time and twitter for a shorter time. They (and me) are all looking for the hip new thing, maybe it's Tumblr. On a completely anecdotal note, I have heard tumblr mentioned on several podcasts recently.