Just got the email, and the demo is avaliable here
http://usa.autodesk.com/adsk/servlet/index?siteID=123112&id=5972446
-dave
here’s another link if that one doesnt work for you:
R2J2:
Can you fix up your link so it aint broke 
Bah never mind, found it myself
f_p.discreet.com/pub2/web/products/3dsmax8/Autodesk_3ds_Max_8.exe
to tell you more I tested max8 with vray and it works