By this argument, ocean waves don't exist either. There's only the sea, its height changes with time, and the change propagates in space.
You say that as a reductio ad absurdum, but it is good for some purposes. Anatoly didn't claim that one should deny photons for all purposes, but only for the purpose of unasking the original question.
Anatoly didn't claim that one should deny photons for all purposes, but only for the purpose of unasking the original question.
In this case, unasking the original question is basically an evasion, though, isn't it?
Denying photons may enable you to unask hen's literal question, or the unnamed Reddit poster's literal question, but it doesn't address the underlying physical question they're driving at: "if observer P travels a distance x at constant speed v in observer Q's rest frame, does the elapsed time in P's rest frame during that journey vanish in the limit where v tends to c?"
Haven't had one of these for awhile. This thread is for questions or comments that you've felt silly about not knowing/understanding. Let's try to exchange info that seems obvious, knowing that due to the illusion of transparency it really isn't so obvious!