My "expensive" PC is a 4 and 1/2 years old Celeron I 400MHz on an Abit BH6 (BX chipset RuLeZ!) with Windows 2000 Pro SP3 / Windows 98 SE and nearly never crashes!
As for IE, I think it is a great browser (after Mozilla my next fav) overall.
But it is always fun to find idiot bugs from time to time
