This has anti-trust lawsuit written all over it - may be not now, but certainly as Apple's dominance in online music sales gets even stronger.
The latest update of Apple's iTunes has included a fix to block devices such as the Palm Pre that use the program for synchronising music and content.
The Palm Pre smartphone is seen by many as a direct rival to Apple's iPhone because of its innovative interface and web based software.
http://news.bbc.co.uk/2/hi/technology/8155795.stm
On a tangent - I'm tired of the new iTunes updates every 2-3 freaking weeks as it is. Shiz like this gives me added reason to not accept these relentless updates.