Twitpic, the service on which I published that Kaka picture (pre-smartphone!), is shutting down. The reason? Twitter has been clumsily throwing their weight around via one of their lawyers threatening to lock Twitpic out of their API if Twitpic didn't give up their trademark. Lawyers. The only people hated more than us ad-folks.
So Twitpic are packing up the whole service and going home.
Read the statement on twitpic's own blog here