mariposaHD is the first original HDTV show for the Internet.
It's free to download and LEGAL to redistribute. (It's distributed under a Creative Commons license.)
This is a downsampled 640 x 360 pixel, 1.5Mbps H.264 mp4 format, perfect for the iPhone, iPod touch, Apple TV, or iPod with Video. There are another torrents here in 1080p and 720p HD formats for your PC.