Interview: Joel Garreau, High-Tech Nomad

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We've come a long way from the days of wandering through different lands without homes, living as nomads. Or have we? Even today, when we can easily interact with someone by picking up a phone or logging onto a computer, some people still make their living constantly traveling from place to place. Their only addresses exist as e-mail or as cell phone numbers. Welcome to the world of the high-tech nomad. Writer Joel Garreau investigated this unique breed of traveler for the Washington Post, and sat down with us recently to tell us what he learned.