And yes, when cooperating, deception as a means of externalizing risk or obtaining discounts is the OPTIMUM strategy as long as you don’t run out of possible cooperators (cities).
This is why constant suppression and homogeneity and reputations matter: so you quickly exhaust your market for deception.
The problem for whites is that while we developed the first high trust civilization we are (as Kevin MacDonald has stated) extremely vulnerable to use of our trust signals.
The principle reason being that we have eliminated the entire suite of means of suppression deception from our civilization.