The reason this specific keyword is so long and detailed is for within file-sharing databases and digital lockers. Users looking for high-quality archives prioritize "WEB-DL" over other formats to ensure they are getting the highest bitrate possible.
A 2018 video repackaged or re-encoded in 2021 raises important questions. Why re-encode a WEB-DL? club+vxn+vol+2+2018+webdl+split+scenes+mp4+2021
A cracker or bot downloads the original stream using tools like youtube-dl (or its forks), N_m3u8DL-CLI , or proprietary scripts. The stream is saved as an unencrypted MP4 or MKV, often with a manifest describing segments. The reason this specific keyword is so long