I have been enjoying a Sony 639, but as a Mac user (I have about eight of them in my home and photography studio) it has been a bit of a learning curve. I was wondering how others deal with the protected formats in iTunes. For instance, the Sony only seems to recognize MP3 and MP4, but not MP4...

Howdy. I have been lurking on this forum for a few weeks and have found it very informative. I have been thinking about installing Rockbox on my 4GPhoto60 (you know, fixing stuff that ain't broke again...) but was wondering if it would make communication between the iPod and my car stereo...