Yup, it looks like this time Sony didn't try too hard, the firmware is already decrypted, a new hacked one and a devhook should follow in not too long.
http://pspupdates.qj.net/We-kid-you-not-Firmware-3-10-decrypted-on-Day-0-/pg/49/aid/81155
http://pspupdates.qj.net/We-kid-you-not-Firmware-3-10-decrypted-on-Day-0-/pg/49/aid/81155