YSL's at-home lipstick maker lets you create thousands of shades
6:00am PST - January 11th, 2021 zoom - EngadgetWhen L'Oreal showed off its Perso Smart Skincare system last CES, it was still just a prototype. Still, it was an intriguing prototype — a handheld skincare dispenser that doled out a serving of formula that was customized each time you pressed it. Today, the…