SAN FRANCISCO, CA - SEPTEMBER 9: A woman draws on an Apple iPad Pro with an Apple Pencil in the demo area after a special event at Bill Graham Civic Auditorium on September 9, 2015 in San Francisco, California. Apple Inc. unveiled the latest iterations of its smart phone, the 6S and 6S Plus, an update to its Apple TV set-top box as well as announcing the new iPad Pro. (Photo by Stephen Lam/ Getty Images)