As Mr Haughey arrived for Friday morning's hearing, he was heckled by a small number of banner-waving protestors.

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These sit just above a small Special Offers banner ad -- always be selling, Amazon, coffee is for closers.

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Previously, the Harvard graduate created Internet ad company LinkExchange, a banner-swapping network for small businesses.

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Not led by American flags and not by Mexican flags, the students chose to march behind a banner that depicted the globe and small paper flags from 30 countries.

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