There are multiple storefronts selling lossless music in standard formats (FLAC, WAV, etc.). As far as I know, no one has ever sold full-quality digital movies or TV in an open format. We don't need CDs because we have an equivalent digital...
I never bought into DVD or Blu-Ray because they seemed to be dead-end formats that would eventually be obsolete. Now that we have 4K, nearly equivalent to the source material, with little to be gained by going to 8K, I can finally buy something...