G4_0111.mp4 -

"g4_0111.mp4" appears to be a specific video file name rather than a widely recognized topic or public phenomenon. Because file names like this are often generated automatically by cameras, drones, or editing software, the "topic" can vary wildly depending on where you encountered it.

In academic research or AI training (like computer vision datasets), files are often stripped of descriptive names and given alphanumeric codes like g4_0111.mp4 to keep the data organized. g4_0111.mp4

Many security systems and dashcams save files using a "Group/Channel + Number" format. "g4_0111