To understand the obsession, one must first understand the container. The .mkv extension (Matroska Video) is the unsold hero of the digital movie era. Unlike the restrictive .mp4 or .avi , MKV is a "container"—a digital shoebox that can hold an infinite variety of video streams, audio tracks, subtitles, and chapter markers without sacrificing quality.

The Matroska Video (MKV) container is the industry standard for high-quality video distribution. Unlike older formats, MKV is an open-source container that can hold an unlimited number of video, audio, picture, or subtitle tracks in one file. This allows for features like:

Action movies benefit from the high frame rates and audio encoding often found in MKV containers.

This review analyzes the concept of curating such a list in the current media landscape—weighing the benefits of file size and compatibility against the drawbacks of outdated resolution and audio quality.

Before diving into the list, let’s address the technical advantage.