That's right, the more to the fast end you are, the more your strategy is obvious. I worked at an HFT where it was literally buy-here-sell-there for one of the

That's right, the more to the fast end you are, the more your strategy is obvious. I worked at an HFT where it was literally buy-here-sell-there for one of the strategies, and of course you can't do that without being ridiculously fast. DSquare is reasonably famous in London, somehow everyone knows them. They are on the smarter end of things, because the founders were plugged into the early development of the electronic FX market at the beginning of this century. There's a sort of engineering-vs-business culture thing to this as well, but I think it blurs over time.