PS3 System Software Update (v3.66)

[ethomaz]

New PS3 firmware live... description from blog.us.playstation:

"A new PS3 system software update, v3.66, will be released soon. With this minor update, system stability during use of PS3 format software and network services has been improved."

I don't know if it is mandatory or optional yet .

I will update soon with the size too.

Edit - Updated.