Valentine was among the original investors in Apple Computer, Oracle, LSI Logic, Electronic Arts and Cisco Systems.

FORBES: Don Valentine, Venture Capitalist

There is an inexorable logic to an electronic payment system.

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With the new emphasis on more casual games, some of the most popular titles involve inoffensive pastimes such as constructing electronic cities, completing abstract logic puzzles or managing a virtual football team.

ECONOMIST: All the world��s a game

"We recognize the market has dramatically changed, and with the product delays we have experienced, it no longer make sense for us to move forward with our first generation electronic reading product, " said Plastic Logic CEO Richard Archuleta.

ENGADGET: Plastic Logic kills QUE, 'shifts focus' to second-generation ProReader

Most electronic systems include a processor, memory, logic and inputs and outputs.

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Electronic Buyers News, a trade publication, estimates that Xilinx has 29% of the market for programmable logic chips, and Altera, also based in San Jose, has about 25%.

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Plastic Logic's first commercial application is likely to be as backplanes for liquid-crystal displays or electronic paper.

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