I posted this a couple of days ago, but at the end of a long thread, where only a few people probably saw it. I noticed that B&H has Sandisk 8 GB SxS cards for $159.95. A much better price per GB then the Sony cards.

SanDisk | SxS ExpressCard 8GB | SDX-VS-008GR | B&H Photo Video (http://www.bhphotovideo.com/c/product/548306-REG/SanDisk_SDX_VS_008GR_SxS_ExpressCard_8GB.html)