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Nature 448, 6-7 (5 July 2007) | doi:10.1038/448006a; Published online 4 July 2007

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The petaflop challenge

Declan Butler

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Future supercomputers could leave scientists scrabbling for software.

IBM's announcement on 26 June that it was about to smash the 'petaflop' speed barrier could herald a new era in computing. But unless the research and computing communities get their programming act together, they risk having few scientific applications that can take advantage of this huge increase in power, say experts.