I assume you are working with the AI definition that is along the lines of: "Problems a computer may not be able to solve"? OCR was absolutely considered AI be

I assume you are working with the AI definition that is along the lines of: "Problems a computer may not be able to solve"? OCR was absolutely considered AI before we knew how to do it. Now that we understand it, it's just computing, of course. But it still is reasonably considered AI by any other definition of AI.