For those worried about storage capacity, this looks to be a pretty good solution. D/L the android app, and you don't need to worry about connecting memory sticks via usb cable.
Amazon.com: Kingston Wi-Drive 32 GB USB 2.0 Pocket-sized Portable Storage WID/32GBZ: Electronics
Amazon.com: Kingston Wi-Drive 32 GB USB 2.0 Pocket-sized Portable Storage WID/32GBZ: Electronics