In this 1977 file photo Apple Computer Inc founder Steve Jobs introduces the new Apple II computer in Cupertino, California.
In this April 24, 1984 file photo (from left) Steve Jobs, Chairman of Apple Computers, John Sculley, president and CEO, and Steve Wozniak, co-founder of Apple, unveil the new Apple IIc Computer in San Francisco.
In this March 30, 1989 file photo, Steve Jobs of NeXT Computer poses beside a NeXT work station in San Francisco, California. Apple on Wednesday said Steve Jobs had died.
In this June 26, 2011 picture, Apple CEO Steve Jobs talks about iTunes and iCloud during a keynote address to the Apple Worldwide Developers Conference in San Francisco.
In this Jan. 15, 2008 file photo, Apple CEO Steve Jobs holds up a new MacBook
Air after giving the keynote address at a conference in San Francisco.
In this June 7, 2010 file photo, Steve Jobs smiles with a iPhone at a conference in San Francisco.
Steve Jobs waves at the end of an Apple event in San Francisco in this Sept. 9, 2009 picture.
Steve Jobs shows off the new iPad during an event in San Francisco in this Jan. 27, 2010 file photo.
In this Jan. 15, 2008 file photo, Steve Jobs holds up the MacBook Air at a conference in San Francisco.
Steve Jobs who was on a medical leave speaks at an Apple event at the Yerba Buena Centre in San Francisco in this March 2, 2011 file photo
Steve Jobs shows an image of the new Apple store in Shanghai at a news conference in San Francisco in this Sept. 1, 2010 file photo.
Steve Jobs talks about pricing for the new iPod Touch at a news conference in San Francisco in this Sept. 1, 2010 file photo
Steve Jobs talks about the new iTunes at an Apple event in San Francisco in this Sept. 9, 2009 file photo.
A man places a candle outside the Apple Store in Santa Monica, California on October 5, 2011 after the death of Steve Jobs.
A neighbour of Steve Jobs writes a message in front of Jobs' home in Palo Alto, California on October 5, 2011.
An iPhone displays an image of Steve Jobs as it sits with a memorial to the Apple founder and former CEO outside an Apple Store in New York on October 5, 2011.
