Hi Deaton,
You can purchase it at Zzounds.com for $79:
http://zzounds.com/searchresults.music?z=1269083817883&l=1&b=p&w=xg+works&x=7&y=16 free 90 day XG Works demo is available for download at:
http://www.yamaha.co.uk/xg/html/midplug/m_mid10.htm note: XGWorks does not work on Windows XP (yet), but I heard they are working on a version upgrade that will.
- Scott
