Apple TV Update 4.2.1 Fixes Flickering and Audio Output Problems

Another small update for the Apple TV has been sent out, which fixes some of the issues we've heard about recently—namely, the flickering or incorrect color display; the responsiveness when waking it up from sleep, and an output issue which saw a lack of audio on some TVs. [Apple via MacRumors] » 3/23/11 8:15am 3/23/11 8:15am