1arte.mp4 -

By calling something "1arte.mp4," the reviewer is essentially saying:

It's often used for high-quality edits, cinematic clips, or particularly skillful gameplay. Was this a review left on a video you created , or 1arte.mp4

Using the file format implies the video itself is the definition of art. By calling something "1arte

The "1" often signifies it's "number one" or top-tier. By calling something "1arte.mp4