"But the average employee assigned to the 737 program has been at Boeing just five years, according to a longtime Boeing executive who is involved in various efforts to save the company; for comparison’s sake, he says the average employee assigned to the 777 program had between 15 and 20 years under their belt." It don't think it's possible to overstate how bad, and sad, of a state of affairs that is. I've never seen…
Something very similar is happening, at a very rapid pace, in software development.
99% of the time it doesn't matter because most software is worthless or trivial. A sibling thread highlights the decline of Google: What a horror if someone were to receive subpar search results or view an advert that hadn't been auctioned at the most profitable rate.