For many cases, I'd have to build the tooling first. For many more, the vendor would have to build the tooling into their products first.

Cars have the somewhat standardized OBD ports that you could pry the necessary data out from, but industrial robots or vending machines or smartphones? They sure don't.

But what inspires this line of inquiry is exactly the kind of success I had just feeding random error logs to AI and letting it sift through them for clues. It doesn't always work, but it works just often enough to make me wonder about the broader use cases.