Electronic commerce as hot dance club: few would have guessed three years ago that this would become the Internet's favourite business model.

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And most of all, maybe he gave teen-agers a culture of their own -- songs to dance to, hairstyles and clothes to copy, visions of hot rods to drive.

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The singles "Bad Girls" and "Hot Stuff" took this disco-rock fusion to the top of the pop charts, while the slow-dance "Dim All the Lights" revealed more of Donna Summer's personality than her earlier hits.

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