Sony is rolling out a big new PS5 update today, just over a month after it first started testing the changes in a beta. The update adds Dolby Atmos, lets you mute that annoying bootup beep, and even supports pairing a second controller as an assist one to let you help friends or family complete a game. Sony is also expanding its PS Remote Play app to Google’s Chromecast with Google TV (4K), allowing yo...