SAN FRANCISCO (AP) -- Apple CEO Steve Jobs has briefly emerged from a medical leave as the company unveiled a new storage service and new software for Mac computers and mobile devices.
Jobs received a standing ovation as he appeared in San Francisco for his second major public appearance since he went on medical leave in January for unspecified reasons and duration.
James Brown's "I Feel Good" played over the loudspeakers just before he walked on stage, looking thin, in his signature outfit of mock turtleneck and blue jeans.
An operating system called Lion will make Mac computers behave more like mobile devices. Apple Inc. unveiled iCloud, which lets customers more easily share data among devices. It is free for now and replaces an Apple service called MobileMe, which costs $99 a year.