What's _the kind of work Tesla does_? Sure, remote assembly may be suboptimal. What about software development? Operations? Etc.
You don't need face to face all the time. But sure, be a dick and give a one week deadline for people to adjust again and see how it goes.
If you have an axe to grind about WFH, probably should work as a non-software engineer or talk to someone who does and have a sense that perhaps your view is biased towards a particular type of personality that you may have.
Even amongst software engineers, there is a debate about how well WFH works.
I am having trouble thinking of a job that requires a minimum of 40 hours in the office plus untold many hours that can be done either remotely or in the office.