Hi-res audio, high-res music: Not the same thing The tracks you’ve ripped from CD are not high resolution, and you won’t find high-res music files at the iTunes, Amazon MP3, or Google Play stores, at least not yet. Upconverting those music files won’t magically transform them into high-resolution tracks, either.  You can’t put in what was never there in the first place. High-Resolution Audio is Not: A 192 kHz up-sampled version of CD An up-sampled and “restored” version of an MP3 A high-resolution digital copy of a vinyl record A high-resolution digital copy of an analog tape A 24-bit recording played...