ANSWERS: 3
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Thought-controller remote controllers and a thought-controlled computer.
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Something with a voice that -- whenever I find myself somewhere in the house asking myself "Now, why did I come in here?" -- this little gadget cheerfully tells me! LOL
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The backpack Helicopter that Science & Mechanics Magazine promised me in 1950. The Jet-Pack did come through, but you can't get far in the minute or so of fuel that you carry on your back. Waaah!
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