They would have some good reasoning, because they don't make a fuss about exchanging equivalent planes, but if it's happening all the time, the planes must not be equivalent. But the actual reason is that somebody is always looking, and that somebody would get wary.
They would have some good reasoning, because they don't make a fuss about exchanging equivalent planes, but if it's happening all the time, the planes must not be equivalent. But the actual reason is that somebody is always looking, and that somebody would get wary.