The "feature" of this specific file isn't just the video content itself, but how it exploits human curiosity and software behavior:

Beyond simple jump-scares, some iterations of "Click for fun!.mp4" were actually disguised or screen lockers .

The file is a notorious example of a screamer or jump-scare prank that circulated widely on internet forums, Discord, and file-sharing sites during the late 2010s. The Mechanics of the Prank

: Users would sometimes rename an executable ( .exe ) to .mp4 to bypass basic security filters on Discord or Skype.