http://www.slashgear.com/super-talent-16gb-32gb-64gb-ssd-upgrades-for-asus-eee-pc-0718561/
I found it doing a search for eee on Pricewatch, which shows the 64 gig version at $93.31 shipped (plus California sales tax). I also may solder in a Bluetooth module using instructions online.
Eee.