The reason the file is named "very beautiful" instead of a descriptive title like "Sunset over Santorini" points to the of the content. In the world of internet archiving, files with such generic, emotive names often belong to the "Aesthetic" subculture—media meant to trigger a sense of calm, awe, or "frisson" (chills) in the viewer.
Since I cannot see the specific contents of your file, I have crafted an informative story about the —the journey a video takes from a single moment in time to becoming a "very beautiful" file on a stranger's device. The Genesis of a Digital Artifact very beautiful(1).mp4
The video on your device is a survivor of thousands of miles of fiber optic cable and dozens of server handoffs, preserved because someone, somewhere, found it too striking to let disappear. The reason the file is named "very beautiful"