Recording artist gestures as he speaks at the... Nieuwsfoto'sApple Computers,Californië,Draagbare informatie-apparatuur,Elektronica-industrie,Eén persoon,Financiën,Gebaren,Horizontaal,MacWorld Expo,Mensen,Moscone Center West,Muzikant,Noord- & Zuid-Amerika,Noord-Amerika,Praten,San Francisco - Californië,Techniek,Verenigde Staten,Will.I.AmPhotographer Collection: Bloomberg 2013 BloombergRecording artist gestures as he speaks at the Macworld/iWorld conference at the Moscone Center West in San Francisco, California, U.S., on Thursday, Jan. 31, 2013. This year's conference, titled 'The Ultimate iFANEvent,' brings together attendees to celebrate Apple Inc. technology and learn more about products and services for Apple users. Photographer: David Paul Morris/Bloomberg via Getty Images