Shells are indeed the main culprits for the continued fear of spaces, but not the only ones. A lot of programs that deal with "metadata" which will then generat

Shells are indeed the main culprits for the continued fear of spaces, but not the only ones. A lot of programs that deal with "metadata" which will then generate database tables and stuff like that, still struggle when working with any sort of special character. And the same for anything that, behind the scenes, just feeds text into regexes.