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At the same time, however, cellular networks cover an increasing portion of the planet, efforts such as Nicholas Negroponte’s Hundred-Dollar Laptop project may bring cheap computing to many markets currently underserved by major manufacturers, and countries without an entrenched infrastructure of landline telephones are often leapfrogging to broadband wireless networks. Almost everywhere: There is, however, one limitation still tethering us to the grid: battery power. Even today’s best nickelmetal-hydride, lithium-ion, and lithium-ionpolymer batteries will keep a laptop running for only eight to 10 hours, and a cell phone for about five hours (assuming continuous talk).
And we don’t really need computers to disappear into the woodwork, or to have elaborate spoken-word interfaces. In fact, today’s social-software boom rests on common devices such as mobile phones, computers, digital cameras, and portable music players. “One of the things that really blew my mind was a trip last year at Christmastime to a mall in the DC suburbs,” says Thomas Vander Wal, an Internet-application designer whose writings are widely followed by developers of social-software applications.
And whereas a thirdparty game maker such as Electronic Arts H 42 BRIEFCASE will try to sell a high number of games across different platforms, Microsoft uses proprietary games to drive demand for the Xbox. ” Jay Horwitz, a senior analyst with Jupiter Research, says his company’s data lend support to Microsoft’s approach. ” At the time of Halo 2’s release, Sony was dominating the game-console market with its PlayStation 2, and Microsoft was eager to capitalize on the success of Halo to increase its console market share.