Recording artist holds his foto.sosho case for the... News PhotoApple Computers,California,Electronics,Finance,Horizontal,MacWorld Expo,Moscone Center West,Musician,North America,One Person,People,Phone Cover,Portable Information Device,San Francisco - California,Smart Phone,Talking,Technology,The Americas,USA,Will.I.Am,iPhonePhotographer Collection: Bloomberg 2013 BloombergRecording artist holds his foto.sosho case for the Apple Inc. iPhone as he reacts while speaking 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