As I commented in another related article, I think it in terms of "nuclear reactors", whose reaction times are crafted to match human reaction times (tens of se

As I commented in another related article, I think it in terms of "nuclear reactors", whose reaction times are crafted to match human reaction times (tens of seconds). Trading could follow the same principle. Compounding with that, some studies say that trading itself causes most (2/3) of the volatility, so it is expected that µs-scale trading creates even more volatility.