Re: [OPEN]Group Buy#8 ASICMINER Erupter USB Miner 0.45 BTC Or Less USA/INTERNATIONAL
there is a chipper offer 
Here - 0.55 BTC including shipping http://eligius.st/~gateway/products/block-erupter-sapphire
This might be good for someone buying only one but if you divide the cost of shipping between all that you purchase on this group buy then you will see a huge difference.Here - 0.55 BTC including shipping http://eligius.st/~gateway/products/block-erupter-sapphire
Heres the math.
Standard USA shipping .12BTC
Per Unit 1-21 .45BTC
Buying 1 Unit = .57BTC
Buying 2 units = 1.02BTC (.51BTC each) already cheaper than eligius