Why would someone bid $16.50 plus $4.00 shipping on ebay for a $5 Sigfreid & Roy chip:

http://cgi.ebay.com/SIEGFRIED-and-ROY-5-Chip-Mirage-Casino-Las-Vegas-1997_W0QQitemZ270095821397QQcategoryZ63750QQrdZ1QQcmdZViewItem

when the same chip is being offered for $16 with free shipping in a another auction?

http://cgi.ebay.com/SIEGFRIED-ROY-5-Mirage-Casino-Chip-Las-Vegas-NV_W0QQitemZ110100321425QQcategoryZ63752QQrdZ1QQcmdZViewItem