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NEW YORK, NY - SEPTEMBER 27: Arie Kopelman, Drew Barrymore and Harry Kargman speak onstage during the Building a Brand in a Mobile-First World panel on the Times Center Stage during 2016 Advertising Week New York on September 27, 2016 in New York City. (Photo by John Lamparski/Getty Images for Advertising Week New York)

NEW YORK, NY - SEPTEMBER 27:  Arie Kopelman, Drew Barrymore and Harry Kargman  speak onstage during the Building a Brand in a Mobile-First World panel on the Times Center Stage during 2016 Advertising Week New York on September 27, 2016 in New York City.  (Photo by John Lamparski/Getty Images for Advertising Week New York)