There's no Bluetooth, so you can't connect a hardware keyboard or sound dock, no GPS and no camera. (pocket-lint.com)
After you get the hardware, all you need to do is connect the drive to it, and then connect the hardware to the PC. (howtogeek.com)
It seemed a great thing for students... Hope they're not abandoning the project (it would be great to have the possibility to connect an hardware keyboard...). (goodereader.com)