That’s moving the goal posts and completely irrelevant; of course it’s case-by-case when it comes to what constitutes a ‘uniform’, or else no clothes would be considered non-deductible as anything could be a part of a uniform.

She’s probably just a braggadocious blaggard.

If the application of an idea is both in-line with its definition and shown to be inconsistent in foundation or correctness then the idea is either wrong, not sufficiently defined, or both. In lieu of a redefinition, it can be presumed wrong.

These are the natural shocks that test hypothesis and theory.

That’s what he’s talking about.

North/south would be latitude, so they could easily and accurately position them correctly with respect to that aspect.