All known leaks and teases:
http://www.neogaf.com/forum/showpost.php?p=141299617&postcount=13746
How credible is "tidux"? He mentions Sony is looking to buy a new company and that company is in (presumably) financial trouble. Who could that be?
Ready at Dawn? Quantic Dream? Hello Games? Capcom and Sega were in trouble recently, but I can't really seee Sony buying either of them right now.