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jkahrs595today at 11:21 AM1 replyview on HN

lasers can cut steel, so barcode scanners aren’t entirely benign


Replies

KaiserProtoday at 12:17 PM

Yes, no Reductio ad absurdum.

My point is, phased arrays of ultrasound have the ability to be destructive. In the same way that a single MIMO wifi AP isn't going to cook you, but 10,000 MIMO arrays steering coherently over you will.