Title: no!tunes

http://marcansoft.com/blog/2009/01/using-amarok-and-other-itunesdb-compatible-software-with-the-iphone-2x/

Here’s how: Edit /System/Library/Lockdown/Checkpoint.xml,
find the DBVersion key, and change its value from 4 to 2. 
Save and reboot. 

FrankHartmann - 2009-12-23 21:25 GMT:

Firmware 3.x:

http://marcansoft.com/blog/2009/10/iphone-syncing-on-linux-part-2/

YES!