I think your general point to look at who is doing the work now is good. However, as Carmack says, many developers lack product skills, it’s not just the manag

I think your general point to look at who is doing the work now is good. However, as Carmack says, many developers lack product skills, it’s not just the managerial class that lacks them. So I think the correct advice is not “engineers don’t need to worry at all”, it’s “make sure you are learning how to build a product not just write code”. For many that’s trivial advice, but not for all.