The same formatting any other large organization which creates a variety of documents might need. Things like tax forms, license applications, instruction manu

The same formatting any other large organization which creates a variety of documents might need. Things like tax forms, license applications, instruction manuals, reports, plans, ... Nobody wants to read or maintain ugly plaintext files. We don't even use plaintext in technical documentation, we use various markup languages, even if it's just ReST or Markdown.