I heard this remix before hearing the original song. Now I'm quite partial to both, though I think the remix has a nice dubstep aspect to it that sets it apart. Enjoy.
Nero is a Drum and Bass DJ duo from the UK, consisting of Dan Stephens and Joe Ray. They broke onto the Dubstep scene in 2008, and have remixed many popular electronic dance tunes.
NOTE (8/30/2010): I just remembered where I first heard this song: