RadBox – Never Miss a Video Again
http://www.radbox.me/

RadBox is a quick way to save online videos, so you can watch them later. Whenever you come across a website with a video that you wish to watch later, just hit the Radbox bookmarklet button on the browser. Later, watch all these videos at Radbox. Radbox supports all popular services including YouTube, Vimeo, Metacafe, DailyMotion, CollegeHumor, Hulu, Blip.tv, Megavideo, TED etc. This has been added to the tools section of Research Resources Subject Tracer™ Information Blog.