Some References
Nuance - TALKS
http://www.nuance.com/TALKS
Code Factory - Home
http://www.codefactory.es/index2.htm
Rockbox - Open Source Jukebox Firmware
http://www.rockbox.org
Podzilla - wikiPodLinux
http://ipodlinux.org/Podzilla
Dolphin - Pocket HAL
http://www.yourdolphin.com/productdetail.asp?id=7