Gigahertz computers are fed by Web pipes large enough to suck a freight train in a microsecond.

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He is talking about normal trading latency, not the millisecond or microsecond latency that high frequency traders (HFT) pursue.

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And so, if you advertise for example, you know, 400 or 500 microsecond response time, which microseconds are millionths of a second.

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Shaving a millisecond or, as some technologies seek to do, a mere microsecond benefits nobody except the guy stepping in front to make the trade.

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As latency has been driven into the microsecond range for high frequency trading (HFT), firms are looking for either new geographies or new information to supplement market data.

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The measurements are synchronize within one microsecond of GPS time.

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It seems there's a new poll every microsecond.

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The radar tracks the distance from your heel to the ground and can tell when your foot is remaining still either because the wearer is standing still or just in between steps for a microsecond.

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Nathan practically throws up her hands over the hairsplitting distinctions between video programming that is delivered to consumers in real time, delayed by a microsecond, or stored on a hard drive to be delivered hours later.

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