The S is for sexy sexy.
almost puppy party time!! – Some Friday afternoon tearjerking courtesy of Pixar – assessing apple store lines downtown – interactive flash video at selfcontrol freak – talkin’ dogz – downside, mowing – wake and mental bake – I’m on firedoglake! – and FBCA… – Aquaporcine – homeless sims – sad about sammy – on berlusconi – when typeface geeks get hitched – crabby

I don’t really understand tumblr… can you explain?
It’s not really functionally any different than blogspot or wordpress. But in practice it’s more aimed at arty link blogging & reblogging rather than original discourse.