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"Self-education is, I firmly believe, the only kind of education there is."
- Isaac Asimov
 |
| Selective Electric Eye | ||
| A facial recognition device. |
| Then she turned to the entrance.
But the selective beam of the electric eye refused to swing open the portal. Already the orders of the master of the house had barred the door against her. The actuating mechanism that should have operated by the imprint of her image on the telephoto cell, remained dead. She stared uncomprehending for a moment, then a flush of anger suffused her cheeks. The little fists clenched. "Oh, despicable!" she exclaimed, "he's made me a prisoner, a prisoner in my own room!" Well she knew the futility of battering furiously against the barrier. None but those for whom the mechanism were set could pass through. |
| From Exiles of the Moon,
by Nat Schachner (w. AL Zagat). Published by Wonder Stories in 1931 Additional resources -
|
Compare to face recognition sunglasses from The Water Knife (2015) by Paolo Bacigalupi and the cephalic pattern door from The Zap Gun (1965) by Philip K. Dick.
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| Bat Bot Robotic Flapping-Wing Drone |
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Little robots cooperating can do big tasks. Eventually.
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