FILE - In this Feb. 2, 1982 file photo,  Sony Corp. Chairman Akio Morita laughs during a meeting where he displays a Walkman in Tokyo, Japan. When the Sony Walkman went on sale 30 years ago, it was shown off by a skateboarder to illustrate how the portable cassette-tape player delivered music on-the-go _ a totally innovative idea back in 1979. Today, Sony Corp. is struggling to reinvent itself and win back its reputation as a pioneer of razzle-dazzle gadgetry once exemplified in the Walkman, which Wednesday, July 1, 2009, had its 30th anniversary marked with a special display at Sony's corporate archives. AP Photo logo AP Photo 5 months ago

FILE - In this Feb. 2, 1982 file photo, Sony Corp. Chairman Akio Morita laughs during a meeting where he displays a Walkman in Tokyo, Japan. When the Sony Walkman went on sale 30 years ago, it was shown off by a skateboarder to illustrate how the portable cassette-tape player delivered music on-the-go _ a totally innovative idea back in 1979. Today, Sony Corp. is struggling to reinvent itself and win back its reputation as a pioneer of razzle-dazzle gadgetry once exemplified in the Walkman, which Wednesday, July 1, 2009, had its 30th anniversary marked with a special display at Sony's corporate archives.