Start with "INSIDE OF APPLE I-POD" on Goggle...
Here is a 9/25/2005 Article, saying technology insdie was provided by Portal Player. Rember them?...
http://www.chipmunk.nl/ipod/
The PC magazine article was after 2005 as I recall. It talked about job's three patents that mentioned EDIG as PRIOR ART.
If you follow the trail on google you will get to it...
Gil...