> Appreciate you describing this as a PoC because in reality it's impossible to do <5us tick to trade in software including risk, deal booking, (...) Absolutel

> Appreciate you describing this as a PoC because in reality it's impossible to do <5us tick to trade in software including risk, deal booking, (...) Absolutely not true. I explained, risk is calculated concurrently and compiled to decision tree and then inserted in the path in the form of "if X happens do Y". The fact it was PoC has nothing to do with it, in fact it showed that yes, it is possible to do so. That's entire point of the PoC.