Check the "Date Created" and "Encoded Date." This can tell you if the video was recently rendered or is an older archival piece.
Documentation of remote-operated machinery (drones, robotic arms, or HVAC systems).
While "remote_control_21.mp4" specifically hasn't surfaced in major databases, similar titles often relate to: remote_control_21.mp4
It is common for security camera clips, stock footage, or project assets to be named this way. If this is a file from your own device or organization, it likely depicts a specific test of a remote-control interface or a recorded snippet of a broadcast.
Look for specific watermarks, timestamps, or UI elements that indicate which software or hardware was being "remotely controlled." Summary of Known "Remote Control" Media Check the "Date Created" and "Encoded Date
Filenames like this are frequently used in Alternate Reality Games (ARGs) or "analog horror" series to give the impression of a leaked or "found" government file.
Where the file was discovered (e.g., a specific Discord server, a GitHub repository, or a suspicious email) is the biggest clue to its intent. If this is a file from your own
In software development or UI/UX testing, such a file might be used to demonstrate remote execution or media playback controls. How to Investigate the File