: This means the video was "recorded" from a streaming service (like Netflix or Hulu) rather than downloaded losslessly as a WEB-DL. While usually high quality, a WEBRip is re-encoded, which can lead to a slight loss in fidelity compared to the original stream.
Based on the file naming conventions used in release titles, The System FRENCH WEBRIP LD 2022
WEBRip vs. Blu-ray: Which Has the Best Video Quality - Tipard : This means the video was "recorded" from
: This indicates the audio or subtitles are in French. Blu-ray: Which Has the Best Video Quality -
: The main advantage of an LD release is that it provides direct, clear audio (as opposed to a "CAM" where audio is recorded via a microphone in a theater) before a high-quality digital audio source is officially released.
: This is the most significant "feature" of this specific release. It means the audio was captured directly from an external source—often a cinema's headphone jack or a direct line out—and dubbed over the video.