Gamers rise up (for high frequency trading)pic.twitter.com/1Y6yndD19O
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thank you! will add it to my reading list 
For something more recent and less introductory I would try this, I wanted to get it instead but couldn't get it shipped to me in time before I left NYC for a few weekshttps://www.routledge.com/Algorithmic-Trading-and-Quantitative-Strategies/Velu-Hardy-Nehren/p/book/9781498737166 …
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