The $100 Xmas chip (limited to 50 chips) for the Opera House had no bids at $100. I think there's a message here. Here's the url:

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=1085531422

Putting two and two together I figure it has been determined that there are only 19 suckers, errr I mean collectors willing to shell out big bucks to have absolutely every LE out there (hence the reason for limiting the latest Opera House to 19 100s)