You're right, the case as given in the essay is a pretty massive stretch from anything reasonable. What I was hoping to show was that even if you take it as str

You're right, the case as given in the essay is a pretty massive stretch from anything reasonable. What I was hoping to show was that even if you take it as straightforwardly as possible, it fails on its own terms. A universal time used by everyone would make it easier to communicate even in this case.