FILE - In this April 9, 1997 file photo, Doug Engelbart, inventor of the computer mouse and winner of the half-million dollar 1997 Lemelson-MIT prize, poses with the computer mouse he designed, in New... more 
FILE - In this April 9, 1997 file photo, Doug Engelbart, inventor of the computer mouse and winner of the half-million dollar 1997 Lemelson-MIT prize, poses with the computer mouse he designed, in New York. Engelbart has died at the age of 88. The cause of death wasn't immediately known. (AP Photo/Michael Schmelling, File) less 
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Associated Press | Photo By Michael Schmelling, File
Wed, Jul 3, 2013 6:03 PM EDT