After this summer's (final?) break up of At The Drive-In, Cedric and Omar, now members of the band Mars Volta have posted mp3s and RealAudio tracks online at their official website www.yellowdatsun.com.
The downloadable mp3 tracks are titled 'Roulette Dares' and 'Concertina'. both linked right at the bottom of the webpage. The band are currently working on material for their first full-length album.