It can store multiple audio streams (e.g., Director's commentary, raw audio, and a final mix) and subtitle tracks in a single file.
While Adobe Premiere Pro has added support for MKV in recent versions, older workflows often required converting these to MP4 or MOV for stable editing. How to Use or Open This File prbackup ep 160.mkv
ep 160 : Designates the specific chronological entry in a series. It can store multiple audio streams (e
backup : Indicates this is a redundant copy of a primary file, used for data safety or version control. prbackup ep 160.mkv