Comment on GlobalFoundries joins Google’s open source silicon initiativeparentComments−spitfire4yLast time I was heavily playing with IB's API they were 250ms rollups of the market. So not useful for HFT or anything, but plenty fast enough for prosumer trading.
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Last time I was heavily playing with IB's API they were 250ms rollups of the market. So not useful for HFT or anything, but plenty fast enough for prosumer trading.