A computer developed for the world's poor children, dubbed "the $100 laptop", has reached a milestone: It is now selling for $200. The One Laptop per Child Foundation, founded by MIT Professor Nicholas Negroponte, has started offering the lime-green-and-white machines in lots of 10 000 or more for $200 apiece on its website.
It must count among the world's most genial rivalries. Two of the planet's richest men regularly play epic games of online bridge and collaborate over handing out their billions. But Warren Buffett has unseated his friend, Bill Gates, to become the wealthiest individual on the globe.
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