'Racetrack' memory could gallop past the hard disk
 

An experimental breakthrough that could dramatically increase the capacity, speed and reliability of computer hard drives has been announced by an international team of physicists.

http://www.newscientisttech.com/arti...ine-news_rss20

Leave it to IBM to already be looking into the technology before it's even big news. :) Pretty cool stuff, although I wouldn't want an "x-ray microscope" inside my computer case...