Many users prefer to own a 720p MP4 file stored on an external hard drive or Plex server rather than rent access from a platform that can remove the movie tomorrow.
Vivah is not available on every OTT platform in every country. A user in a region without access might turn to open indexes. index of vivah 720p exclusive
This teaches you the syntax without legal risk. The search phrase "index of vivah 720p exclusive" is a digital anachronism. It represents a user who remembers the early 2000s internet—when FTP servers and HTTP directories were the primary means of file sharing. Many users prefer to own a 720p MP4