Give me some of that!

http://www.cs.auckland.ac.nz/~pgut001/pubs/vista_cost.txt

As a user, there is simply no escape.  Whether you use Windows Vista, Windows
XP, Windows 95, Linux, FreeBSD, OS X, Solaris (on x86), or almost any other
OS, Windows content protection will make your hardware more expensive, less
reliable, more difficult to program for, more difficult to support, more
vulnerable to hostile code, and with more compatibility problems.