He's a technologist, venture capitalist, social experimenter, philanthropist, and Russian-trained ...space traveler. Oh, and Mark Shuttleworth originated the world's fastest-growing Linux distribution, Ubuntu. It began when Shuttleworth, while at Capetown University in South Africa, produced a Web server capable of issuing encrypted digital certificates for Netscape, which needed a supplier outside the United States, where PKI encryption was tied up in legal knots.
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