Young Sheldon S01E11 is titled “Demons, Sunday School, and Prime Numbers.” * In this episode, Sheldon becomes obsessed with the number 5, struggles with the concept of evil in Sunday school, and uses math to try to understand moral dilemmas. His twin sister Missy plays a key role in grounding his abstract fears. What is “libvpx”? libvpx is an open-source video codec library developed by Google, used for encoding and decoding the VP8 and VP9 video formats. It’s common in WebM containers and often appears in file metadata, release names, or encoding logs for TV rips, including fan or P2P encodes of shows like Young Sheldon .