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planchetflaw t1_j8w5bc7 wrote on February 17, 2023 at 11:19 AM

Reply to comment by PC-hris in TIL that back in 2013, Xerox had scanners that would randomly change numbers after scanning a document. by COMPUTER1313

I believe it was digitizing the scans as a file. If you selected the Normal quality mode, it would use a lookup table to save file size by compressing in the stated standard. At least that was my understanding.