high frequency
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Background: Computer speakers can play high-frequency sounds that a dog can hear, but a human cannot. (This will be important later.) The Issue: People often wish they spent less time casually browsing / “doom scrolling” on the Internet. Unfortunately, it’s a hard habit to break! Proposal: This solution is very simple: an operating system can…
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Background: Some animals communicate at frequencies outside of the normal range of human hearing. For example, bats are constantly flying around and emitting shrill echolocation “pings,” but humans typically can’t hear them. Proposal: Electronic hearing aids have existed for many years, but they’ve always focused on enhancing hearing in the normal human ranges—no one has…
WorstPlans: updated every Monday since July 2014! 