I got in on the $100 set announced in the GB forum - but for those that did not and want some, you may want to take a look at these:

http://cgi.ebay.com/ebaymotors/ws/eBayISAP...item=1874572533

Seems a good price - though not sure of overall area needed... Also might be a good candidate if someone has the time to contact the buyer for another group buy - might be able to accomodate all gen's...

J