Just a thought: with Apple’s new Digital AV Adapter, the iPad 2 will be able to mirror all the video from its screen onto any HDTV. That presumably includes output from its video camera.
Realtime FaceTime video calling, now on your HDTV? Sign us up. Though adding a camera accessory to the Apple TV seems like a smarter and more efficient way of handling this, any way to bring FaceTime into the living room will be welcome.