npub1pvx2r5cwrdvr78tzsunrrqcewldgt5r5zy8j0fx6vulvwgtw65esg48k5k (npub1pvx…8k5k) That said it's not true of *all* digital protocols, for example SPDIF physically cannot have more DRM than an audio jack.
And there will always be an analog point somewhere because we are analog creatures, you could quite easily take appart appart a DRM-ized DAC and solder some cables on it instead of the speakers. (Or better take one where you can solder right before the DAC chip so you get no quality loss)