What "did not" ? Audible Difference between the two options? I dont get it ...
Correct. I wanted to know if the HiFiBerry Digi2 Pro provides a better sound quality (S/PDIF output) than the USB output of the Raspberry Pi 4. I could not hear any difference. The same applies to the Allo DigiOne. For that reason I sold both Hats and stream occasionally via the Raspberry Pi 4 (USB output) to my Hegel. The Hegel cannot play gaplessly via UPnP. The Raspberry Pi can...