To be clear, despite the headline, the existence of Lossless Audio (which I know under the FLAC codec, but Apple uses ALAC—I don't know how they're related) isn't new; it's just that Apple is now serving everything in its catalogue encoded that way. The actual title is:
> Apple Music announces Spatial Audio with Dolby Atmos; will bring Lossless Audio to entire catalog
> Apple Music announces Spatial Audio with Dolby Atmos; will bring Lossless Audio to entire catalog