Lasers, microwave deployed in high-speed trading arms race
By Eric Onstad LONDON (Reuters) – Laser beams and microwave dishes are the latest weapons in an arms race to shave milliseconds off dealing times in the shadowy world of high-speed, computerized financial trading. Traders, who make money by exploiting tiny, lightning-fast price changes on exchanges, are now targeting Europe and Asia after skirmishing in the United States. The first microwave connections between London and Frankfurt have been launched, cutting the time to send a trade by about 40 percent compared with optic fiber cables. . . .
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