off of the top of my head: SDR, Storage, bigger/better Speakers, more USB/whatever ports, HDMI output, video Projector, JTAG (why not?), RFID edit: oh, temper

off of the top of my head: SDR, Storage, bigger/better Speakers, more USB/whatever ports, HDMI output, video Projector, JTAG (why not?), RFID edit: oh, temperature/barometer built into the device would be pretty cool too.