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More mechanical contraptions also have a long history, and do actually include lasers: https://en.wikipedia.org/wiki/Bird_scarer#Lasers
But most pests are rather microscopic. I doubt we will ever construct silicon/metal hardware better able to operate at the level of, say, spores than the biological systems that are natural to that environment.
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More mechanical contraptions also have a long history, and do actually include lasers: https://en.wikipedia.org/wiki/Bird_scarer#Lasers
But most pests are rather microscopic. I doubt we will ever construct silicon/metal hardware better able to operate at the level of, say, spores than the biological systems that are natural to that environment.