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The Kerastase Hair Coach smart brush is displayed at Unveiled, ahead of the 2017 International CES, a trade show of consumer electronics, in Las Vegas, Nevada, January 3, 2017. Photo by Molly Riley/UPI Stock Photo - Alamy
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L'Oréal is coming out with a "smart hairbrush" that acts as your hair coach and our minds are blown - HelloGigglesHelloGiggles
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