One can disagree about the irrationality of a collector with money, but I wouldn't call stupid something that I don't understand, it's rude and potentially incorrect.

I'm not arguing from a position of ignorance. I've been collecting NES games for close to 20 years. I think I know what's what. But don't take my word for it; see for yourself what the NES collecting community makes of this auction:

http://nintendoage.com/forum/messageview.cfm?catid=3&threadi...