What draws people to Silicon Valley is the freedom to go out and commit industrial revolution and make the future.

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So, while this revolution in working practices is likely to give us more freedom, it does seem to come with its own set of stresses.

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Since the early years of the 1979 Islamic revolution, Iran's 35, 000 or so Jews have gained considerable freedom to practise their beliefs.

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When a communications system developed by the military comes to serve freedom of expression around the world, it is a victory for democracy and a communications revolution.

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"The millions of protesters last year in Arab capitals that chanted 'hurriyah, karamah, adala ijtima'iyya' or 'freedom, dignity and social justice' cannot allow for the emotions of bigots to derail their revolution, " he wrote in an opinion piece for CNN.com.

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