Devices for the Deviceless

There are an estimated half of a billion people in the world who surf the Net every day yet don’t own a computer. They depend on the public PCs available in cybercafes, which in many cities and countries remain the centers of personal computing. Cloud computing is ideally suited to these so-called cybernomads, as it can provide them with, in essence, a computer to call their own–a virtual desktop, or “Webtop,” that exists entirely in an online data center and hence can be accessed from any PC. Cybernomads can use their password-protected Webtops to run applications, store data, and share files with others. Webtops can provide an attractive alternative to the cheap laptops, like OLPC’s XO and Intel’s Classmate, in helping close the digital divide. Virtual PCs are more energy efficient than real PCs, they don’t wear out or require physical maintenance, and they can often be provided free, through ad-supported or other subsidized programs.

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