Learning to program a single CPU core is difficult. There is an enormous number of techniques, amount of information, and number of hours to spend in order to learn to do it effectively. Learning to program multiple CPU cores to do work in parallel, all while these cores cooperate in accomplishing some overarching task, to me seemed like the anvil that broke the camel’s back—so to speak—there is already so much to wrangle when doing single-core programming, that for me, it was much more convenie...