I agree with most of your points. But this: "Again, if you're going to make yourself more isolated and inaccessible, why work in an office to begin with?" Wo

I agree with most of your points. But this: "Again, if you're going to make yourself more isolated and inaccessible, why work in an office to begin with?" Working with headphones signals "don't bother me unless important" and does provides protection against a degree of interruptions and noise but still provides accessibility and potential closeness that you can't get when working remotely.