In some online communities or "ARG" (Alternate Reality Games), files with misspelled names like "morrass" are used as puzzles containing hidden text or Morse code.
Convert Text to Morse Code - Online Text Tools morrass.rar
It could be a collection of text files or logs related to a specific topic (like the "morass of misconceptions" in educational research). In some online communities or "ARG" (Alternate Reality
If this file is part of a specific project, game mod, or data dump you found, here are a few likely possibilities: or data dump you found