In February of this year, a group of UC Santa Cruz physicists made a surprising discovery. Apparently someone had shortened the distance from New York to Chicago. In August of 2012, information made it from Wall Street to Chicago's commodities exchange three milliseconds faster than it had just two years before. Someone was making the trip in just over 4 milliseconds, edging up to the hard limit set by the speed of light. They had ditched sluggish fiber optics for line-of-sight microwave transmitters, a network of towers sending electromagnetic signals through the air, reaching Chicago just fast enough to always have the first trade. It still isn’t clear who got there first, but high-speed services like McKay Brothers, Tradeworx, and E...
via The Verge - All Posts http://www.theverge.com/2013/10/3/4798542/whats-faster-than-a-light-speed-trade-inside-the-sketchy-world-of
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