Sony causing more DRM trouble

It looks like Windows users aren't the only one who might have to worry about Sony's hidden DRM schemes -- Sony CD's also contain DRM software that installs on Mac systems, thanks to Media Max. It hasn't gotten as much attention as their Windows rootkit, but it looks like it does something to the Mac kernel:
http://www.macintouch.com/#tip.2005.11.10.sony

I wouldn't be surprised if we hear a bit more about it in the future...