...is no longer going to work on "substandard computers (Macs)
http://www.bbspot.com/News/2010/04/adobe-apple-cs5.html
"Adobe has updated their service agreement for their just released Creative Suite 5, so that the software cannot legally be used on a computer with a multi-touch mouse, a computer with a battery which can't be removed, or any computer that comes pre-installed with iLife software, as these items could result in substandard creations."
I LOL'ed at this