The string isn't just a jumble of words; it’s a standard naming convention used in home media circles to ensure compatibility and quality:
: Indicates the source is a High-Definition Blu-ray disc with a vertical resolution of 1,080 pixels. subtitle Tropic.Thunder.BluRay.1080p.x264.5.1.J...
: This likely begins the tag for the specific "release group" or the language (e.g., "Japanese" or "JYK"). The Role of "External" Subtitles The string isn't just a jumble of words;