> If any two trained practitioners can get to the same result of a calculation and it matches experiment to appropriate approximations that seems good enough to

> If any two trained practitioners can get to the same result of a calculation and it matches experiment to appropriate approximations that seems good enough to me. I think that's already true today. The problem is, when theorists are out manufacturing new theories, I think it gets very confusing/handwavy (because everybody is brought up on handwavy fundamentals). Disclaimer: I'm not a practicing physicist.