: Some online courses, such as those seen on platforms like YouTube , use date-coded exports for weekly video overviews or lecture modules.

: The MPEG-4 Part 14 container format, widely used for its balance of high quality and small file size.

"20220606-6_720p.mp4" appears to be a standard naming convention for a video file recorded or exported on , specifically the sixth file generated that day, in 720p HD resolution (