A new patent from Amazon proposes a system where drones drop packages to consumers from as high as 25 feet in a bid to conserve energy. (Dreamstime/TNS)
It's not that drones get tired, it's just that if they're delivering your box of cat food and low-rise socks, dropping down to put it on your patio and flying back up for the next delivery takes power that they need to conserve.
Better to just hover over your home and drop the box, a new patent from Amazon proposes.
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