Read the description here (http://www.nasa.gov/mission_pages/station/research/experiments/917.html)
Look the live video here (http://eol.jsc.nasa.gov/HDEV/)
I wish I could watch it in HD . My too slow internet connection doesn't allow me to enjoy the real time Earth views.
Does anybody dare to code something like video wallpaper application ? ;)
try this one
http://www.ustream.tv/channel/iss-hdev-payload (http://www.ustream.tv/channel/iss-hdev-payload)