The_expanse_1x05_bdmux_ita_eng_ac3_ba79-icv-mir... -

: These are the "tags" of the release groups or individuals who processed and uploaded the file. Like digital graffiti, these tags serve as a signature, letting the community know who to credit (or blame) for the quality of the rip. The Digital Journey: A Story

: Once the file is bundled together (usually in an .mkv container), the uploader attaches the string Ba79-iCV-MIR . It’s a badge of honor. It signals to others on private servers that this file has been checked, the audio is crisp, and the video won't stutter. The_Expanse_1x05_BDMux_Ita_Eng_Ac3_Ba79-iCV-MIR...

: This indicates the file contains both Italian and English audio tracks, encoded in AC3 (Dolby Digital) format. : These are the "tags" of the release