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A comment on Optalysys has 340-gigaflop optical computing system in works, exaflops to follow. Parent comment

Re:Optalysys has 340-gigaflop optical computing system in wo... by sparky on Monday August 11, 2014 @01:08AM (#8162017)
Propagation velocity in copper is within a factor of 2 or so of c; you would have to length-match even at vp=c, given a short enough clock period.
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