syzygy

The difference is that XHTML 2.0 will never happen as the W3C working group on the matter has CLOSED: http://www.w3.org/MarkUp/ HTML5 can be written according to strict xml rules and still parse correctly as HTML: http://html5doctor.com/html-5-xml-xhtml-5/

NONE of the emulators or virtualization software that you all are recommending will work! This person has a G5, not an Intel chip! An Intel chip is required for those to work. VirtualPC is the only thing that will work on the PowerPC (G4, G5) architecture. That being said, VirtualPC is VERY slow and would not afford you a very satisfying PC gaming experience. Look for games that were released for the PowerPC architecture.