In case you were still on the fence about this whole Apple TV thing, we did one of our interface walkthrough videos for you. Basically we start at the start (not plugged in) and take you through everything there is to see in Apple's wireless media streamer, including playing back movies, trailers, and music, watching photos, and all those gears in setup and options. Check it out in the player above, or download the full-size (and QVGA) versions below.
[MP4] Download the video (VGA)
[MP4] Download the video (QVGA)
[AVI] Download the video (VGA)
[AVI] Download the video (QVGA)