PART 2 - FOUR HIDDEN CHIMNEYS CHAPTER 8: THE SHIELD OF SCREWTAPE Shielding Reinvented

"Matt Watson describes companies adding product, QA, and DevOps roles so engineers could focus on implementing requirements"

At about 09:59, Watson says companies hired product owners, product managers, QA, DevOps, and related roles so engineers could stay heads-down taking requirements and writing the work.