I think it has more to do with a gradual industry-wide race to the bottom in terms of quality. Reliability, attention to detail, correctness occupy a tiny fraction of the "budget" compared to security, slopping out features, and beating competition to market. I suspect that startup culture being the crucible where a large portion of engineers learned their chops and the massive amount of new blood in the industry who…
I suspect a lot of Apple’s decisions in the past decade regarding software is due to an increasing number of Apple employees who are not familiar with the philosophies of 1970s-era Xerox PARC, the classic Mac, NeXT, and Jobs-era Mac OS X. Granted, it’s possible to be too introspective, too focused on the past. Unfortunately Apple’s software is losing its perfectionistic qualities, which has long been the selling point of the Mac compared to Windows and Linux.