http://cgi.ebay.com/Clear-case-PROTOTYPE-Apple-Macintosh-Portable-rare_W0QQitemZ220515117742QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item3357b9aaae#ht_500wt_1182

The Mac Portable prototype is up for auction again, it didn't meet reserve last time (why bother with a reserve? Just set it to what you want to sell it for.) (11/25/09)