[onli]

If he is young enough he probably did not know how the file systems worked (and I mean: what a directory is, what files are). Supposed to be quite common now for people using only mobile devices. So he lacked the fundamentals to understand what you wanted.

[lossyalgo]

That's definitely a valid argument, but I highly doubt it since they know their way around Windows and Linux just fine. I honestly think it might be related to attention span, miscommunication, language barriers and/or maybe a heavy reliance on AI tools (though to be honest, even local LLMs would have spotted the error immediately).