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A comment on Some Day, You’ll Have a Telephone with a Screen and Be Able To Dial a Book. Parent comment

Re:Some Day, You’ll Have a Telephone with a Screen and Be Ab... by walrus01 on Sunday January 13, 2019 @09:50PM (#18900250)
People are already building 802.3af and 802.3ad based office LED lighting systems at 48VDC, since it's much cheaper to run cat5e around a big building.
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