I worked on an online retailer's book scan ingestion pipeline. It's funny because we soon got most of our "scans" as print-ready PDFs, but we still ran them thr

I worked on an online retailer's book scan ingestion pipeline. It's funny because we soon got most of our "scans" as print-ready PDFs, but we still ran them through the OCR pipeline (that would use the underlying pdf text) since parsing it any other way was a small nightmare.