Through his twitter account, Ono san announced that the free DLC balance patch will be released on december 13th. The patch, dubbed Ver.2012, will make many balance changes to the SSF4 roster. You can check the changes list by clicking here and here.
From Ono’s san twitter: ” And… about AE 2012…. We’ll release 13th December on PSN and XBL!! Of course “Free!!” ;D Thanks for fans cheering!! ;D“