Because the reply was written like this: > … but I bet even an LLM these days would know and tell you … The "even" here says that knowledge of the filesystem

Because the reply was written like this: > … but I bet even an LLM these days would know and tell you … The "even" here says that knowledge of the filesystem is basic. > I'm not one to trust AI much at all … This part shows that the person replying does not think highly of AIs. Together: AIs aren't very smart, but they at least know about filesystems and could explain it to you.