Two tiny black 720p boxes, two interesting choices. The $59 Roku HD will put Netflix, Amazon Video on Demand and Roku's 75 other content channels on your TV quickly and easily, while the $99 Apple TV offers up iTunes rentals, Netflix, and eventually AirPlay streaming from your iPad or iPhone. (You could step up to the Roku XDS with 1080p support for $99, but we don't think the extra money will be really worth it until the USB playback channel is released and / or there's more useful 1080p content available.) It's a tough decision, so check out our
