: This indicates the Source Platform , specifically Bilibili Global (the international version of the Chinese streaming giant Bilibili).
: The Audio Codec (Advanced Audio Coding), a standard compressed audio format. [ ] - 09 (B-Global 1920x1080 HEVC AAC MKV) [858...
: The Video Codec (High-Efficiency Video Coding). It provides high visual quality at smaller file sizes compared to older codecs like H.264. : This indicates the Source Platform , specifically