PR2 is a Willow Garage robot that performs a valuable, and difficult, task for humans - folding the laundry. Professor Pieter Abbeel at UC Berkeley has PR2 started out on towels, which are somewhat easier than other items, but still it's a great start.
(PR2 folding laundry robot)
Science fiction fans may recall that this functionality was built into closets by Philip K. Dick in his 1965 novel The Zap Gun; see the entry for the handicloset.
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Illustrating Classic Heinlein With AI
'Stasis, cold sleep, hibernation, hypothermia, reduced metabolism, call it what you will - the logistics-medicine research teams had found a way to stack people like cordwood and use them when needed.'
Deflector Plasma Screen For Drones ala Star Wars
'If the enemy persists in attacking or even intensifies their power, the density of the plasma in space will suddenly increase, causing it to reflect most of the incoming energy like a mirror.'