Gravity3d20131080pblurayhalfsbsdtsx264 Exclusive Review

This tells you the source material. The file was "ripped" or encoded directly from a physical Blu-ray disc, which provides much higher bitrates and better image quality than standard streaming versions.

This refers to the audio codec (Digital Theater Systems). It’s a high-quality surround sound format that is essential for a movie like Gravity , where the directional audio is used to track characters moving around the "camera." gravity3d20131080pblurayhalfsbsdtsx264 exclusive

This specific string of text——isn't just a random sequence of characters. It is a highly technical "scene label" used in the world of high-definition digital media. This tells you the source material