Probing Question: Where are all the cool robots?

(PhysOrg.com) -- For the better part of a century, they`ve promised us robots. From Elektro, the 7-foot metal man of the 1939 World`s Fair, to Rosie the robot maid on "The Jetsons" to the android lieutenant commander Data on "Star Trek: The Next Generation," American pop culture has shown a future where humans do little work, leaving the heavy labor to their robot friends. Yet here we are in the year 2009 without a mechanical maid or butler in sight. It may seem petty to ask, but where are all the cool robots?

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