this post was submitted on 19 Jun 2024
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Futurology

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Light-Based Chips Could Help Slake AI’s Ever-Growing Thirst for Energy. Optical neural networks, which use photons instead of electrons, have advantages over traditional systems. (www.wired.com)
submitted 5 months ago by [email protected] to c/[email protected]
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[–] [email protected] 2 points 5 months ago

Was going to say that phototransistors have existed for 70 years https://en.m.wikipedia.org/wiki/Photodiode

But... Then realized that you said optical (light as medium, not light controlling electricity).