Other parts are the way they are simply because, well, we have very different standards for things which should delay shipping. Bits are cheap, my time is expensive, optimizing for bits saved (on my cute little re-demoted-to-hobby project, no less) seems like a poor idea.
Similarly, failure to achieve pixel perfection of the price display in Australian dollars is not exactly the kind of thing that would scare me away from a design. You know what would terrify me? "It looks nice -- women generally hate it." That would cause the business to fold like an origami crane. Happily, it doesn't seem to have that problem.
I'm generally happy to get feedback, even negative feedback, but as one professional to another your feedback doesn't leave me with the impression "Tie a string around my finger to address this later" because it does not persuasively implicate anything I really care about.