Of course you could clean one up real purty and stick it on eBay - then retire! At least that's what this guy looks like he's trying to do...
http://cgi.ebay.com/ebaymotors/20-H...020QQitemZ300164697837QQrdZ1QQsspagenameZWDVW
Me thinks he's been breathing too much 2-stroke exhaust first thing in the morning...