We wouldn't have foreseen thumb drives figuring prominently into our President's Day observations, and yet here we are. In sync with the holiday, Mimoco has kicked off a US Presidents collection of Mimobot storage that lets Americans carry their national pride on their USB 2.0 ports. Abraham Lincoln and George Washington are the only current options -- what, no William Henry Harrison model? -- but the 8GB to 64GB of capacity should keep either stick useful once the novelty wears off. As long as you're prepared to spend between $20 to $130 to pick one up, either of the Mimobots is a decent