The phrase refers to the mechanics of bypassing digital rights management (DRM) to download high-fidelity audio, specifically using the Deemix software and a Deezer ARL (Authentication Relative Login) token. The Core Concept
If you use a Free account ARL, setting the bitrate to FLAC will result in empty files or errors, as the Deezer API won't serve high-quality data to non-paying tokens. deemix arl premium work