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[–] Alopix 0 points 1 points (+1|-0) ago 

Researchers prove that a light can be used as a signalling device.

Brilliant.

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[–] Donbuster [S] 0 points 0 points (+0|-0) ago 

To be fair, its talking about it being precise enough to transfer data at a reasonable bandwidth, and it being possible to hijack it via software. But effectively, yes.