But Mr Furey believes it is 45sound's audio-matching software which gives it the edge over rivals - meaning no human intervention is needed in order to whip the clips into a listenable state.

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Although Republicans hope to attract more young voters and minorities, and to come closer to matching the Democrats' vote-tech edge, the GOP has a long way to go and relatively little time.

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Exchanges which place their matching engines in Equinix centers include the ISE, Direct Edge and the CBOE C2.

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