Lol, all of this was recorded decades ago on analog magnetic tape.

At 256vbr it audibly becomes a wash with 1411.

that shields the power and the data signals individually

All individual cables in every USB cable are “sheilded.” Otherwise you’d have a short.

Your “high resolution” bliss is often sourced from decades old analog tapes.

Take one of the internet ab/x trials and post your results.

a noticeable “upgrade”

Nope. Even the cheapest mass produced dac is flat to the human ear.

No audible experience improvement.

“High resolution” is a marketing gimmick. None of this is audible. Like worrying about the precise number of grains of sand on a beach.

Stereo Review studied this 30 years ago. Any measurable difference (inaudible) reverted to zero when the speakers cooled down.