Here's an interesting paper-like discussion:
Regarding the BDMV file extension, it seems you might be looking for information on video files, possibly related to the episode. young sheldon s03e01 bdmv
BDMV is a file extension associated with Blu-ray Disc Movie (BDMV) files. These files contain video and audio streams, as well as other metadata, used for storing and playing back high-definition video content on Blu-ray discs. as well as other metadata
For those who might not be familiar, Young Sheldon is a popular American sitcom that premiered in 2017. The show is a spin-off of The Big Bang Theory and follows the character of Sheldon Cooper as a child, played by Iain Armitage. played by Iain Armitage.