The.hurt.locker.2008.2160p.bluray.3999mb.ddp2.0...

: This likely refers to a release group or a specific re-encode tag, suggesting this version was optimized for a smaller size or a specific playback device. Technical Context

: A 4GB file for a 4K movie indicates high compression . Most 4K Blu-ray rips are 50GB–100GB. The.Hurt.Locker.2008.2160p.BluRay.3999MB.DDP2.0...

: The file size (approx. 4GB), which is unusually small for a 4K movie. DDP2.0 : Digital Dolby Plus audio in 2-channel stereo. : This likely refers to a release group