Not sure if this is a sarcasm or "you are holding it wrong" moment.
That doesn’t make them useless.
You can look at it in two ways, neither are particularly wrong unless your job is in fact to navigate file systems.
That's true, and they lack that capability. Many people seem to react as though this means they're missing all value, however. I find them incredibly useful; it just isn't possible to get much value out without investing effort myself.
That is partially marketing's fault, so I say that confusion is self inflicted. Because marketing isn't focusing on "make yourself more productive!"