Dual audio is made possible through modern file containers, most notably the format. Unlike older formats, MKV is designed to hold an unlimited number of video, audio, picture, or subtitle tracks in one file. This is why most "Moviesmore" style downloads are in .mkv format rather than .mp4 . A Note on Legal and Safe Streaming
Below is an essay exploring the significance and impact of dual audio cinema. Moviesmore In Dual Audio Movies
A movie originally produced in one language can be dubbed into multiple others to make it accessible to people who don't speak the original language. In a "Dual Audio" file, the video container includes two separate audio streams. How the "Story" Works (The Experience) Dual audio is made possible through modern file
John Wick: Chapter 4 (2023)