Digital media isn't always perfect. When The Matrix Revolutions was first digitized for home collections, many early encodes suffered from "crushed blacks"—where the dark scenes became a muddy mess. A "fixed" mkv release usually addresses:
Based on scene conventions for .fixed releases, the original matrixrevoluciones20031080pduallatmkv likely suffered from one or more of the following: matrixrevoluciones20031080pduallatmkv fixed