: The digital source of the video is a physical Blu-ray Disc. : The video compression codec used (H.264/AVC).
: This likely refers to the source or how the file was ripped/encoded or shared, possibly through or documented on Wikipedia or another wiki. However, in torrent and file-sharing contexts, it might simply be part of the naming convention used by a particular group or community. Kubi.2023.1080p.BluRay.x264.DTS-WiKi