> These are groups of people that _should_ be aware of the benefits of higher sample resolution.
I don't think the author is necessarily dismissing the idea of high fidelity audio; especially for the reasons you point out. Rather, the author is claiming that if you're simply _listening_ to the playback, it won't make a bit of difference, regardless of how your ears are trained.
Edit: Also note that several of the respondents were really confident that they heard a difference. This small study demonstrates that their confidence was misplaced. This, I believe, is what the author is trying to drive home.
I don't think the author is necessarily dismissing the idea of high fidelity audio; especially for the reasons you point out. Rather, the author is claiming that if you're simply _listening_ to the playback, it won't make a bit of difference, regardless of how your ears are trained.
Edit: Also note that several of the respondents were really confident that they heard a difference. This small study demonstrates that their confidence was misplaced. This, I believe, is what the author is trying to drive home.