Do Smart Lights Use More Electricity?
Having been developed in the early 19th century and notably patented by Thomas Edison in 1879, lightbulbs effectively banished darkness at the flick of a switch and the whim of the operator. Bedtime no longer arrived when a candle or fire had burned away; instead, it could be delayed and delayed until the reader’s eyes began to drift sleepily from the page or the dinner party conversation had died away.
https://www.mv-installations.c....om/blog/do-smart-lig
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