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Can Foundation Really Be Waterproof? (And Other Details About The Next Generation Of Expensive Beauty Products)

Sephora Spy is back! Fresh from "SOS" training — it's the OT-8 of Sephoraologists! — our undercover Sephora operative Jasmine takes a turn for the scarily-technical this time around. Waterproof foundation! Hyaluronic acid! Uniforms like something out of the Starship Enterprise! Dimethicone-based foundation primers!…