This looks like good case of Goldratt's Theory of constraints. - It states, that in all production chains (system graph), exists most important link, which coul

This looks like good case of Goldratt's Theory of constraints. - It states, that in all production chains (system graph), exists most important link, which could dictate to pay much extra payment, much more than other (less important) links. To be strict, even when people said, "Apple required ARM", in reality, Apple have few options to choose from: ARM, x86, Risc-V, and probably some others.