Before we had 4K Netflix streaming on iPhones, mobile video was dominated by the extension. This was a multimedia container format designed for 3G mobile phones. Because bandwidth was limited and storage was measured in megabytes rather than gigabytes, 3GP files were highly compressed, low-resolution, and small.

There is a psychological reason why these two themes are so often paired in Hollywood:

During the mid-2000s, users often searched for "3GP movies" to download onto their Nokia or Motorola flip phones. The search for "Hollywood Sex War Movies" specifically targeted films that blended the high-octane action of the battlefield with the raw, emotional (and often physical) intimacy that occurs when characters face life-or-death stakes. The Duality of War: Combat and Intimacy

Marketing a film with both heavy action and a central romance ensures the widest possible audience. The Shift from 3GP to 4K