The pandemic they couldn't have forseen of course, but it is good management to recognize that having their own production capacity makes them more independant from suppliers. "Modern management" far too often tries to optimize short term cost advantages and completely ignores long term considerations. Which comes of course from public companies reporting quarter numbers, as if those were an indicator how the company works. On the other side, there are decisions, like building your own fab, which increase costs short term, but long term are a huge benefit to the company.