A filename is the first metadata layer. In media servers (Plex, Jellyfin), content management systems (CMS), or forensic tools, consistent naming enables:
Example: Das_DASS490_2025-02-01_15min.mp4 dass490javhdtoday020115 min
He quickly got on his computer and decoded "490" using a cipher he had learned from a fellow detective. The number corresponded to a specific GPS coordinate. A filename is the first metadata layer