> Nothing else uses Tau, so teaching you Tau does not prepare you for further education. Nitpicking, but that is a self-defeating argument. If everybody used T

> Nothing else uses Tau, so teaching you Tau does not prepare you for further education. Nitpicking, but that is a self-defeating argument. If everybody used Tau, there would be no problem in teaching it. Not that I disagree that doing the bootstrapping its usage and reaching there would be a problem, but all by itself is not a reason to not try changing it.