But, yes, companies can and have moved their HQs a lot more than ten miles. It's probably harder in an industry and at a time when more people figure a job with a given company is pretty ephemeral though.

Stripe engineers can just say "no thanks" and go work for SF company n+1 down the road. Does Boeing have competition in the same city that could reasonably hire Boeing knowledge workers? Honest question.

This is the story of most American cities in the 80s and 90s, thankfully it has had some reversal this century, and I'm not sure it should be seen as a template or justification for present or future actions.