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    “Why not adopt ASCII as the only internal code for System/360?’ The reasons against such exclusive adoption was the widespread use of the BCD code derived from and easily translated to the IBM card code.

    This is great stuff. I’ve been going through IBM’s Master the Mainframe 2019 course and learning about binary-coded decimals was more enjoyable than I thought it would be. Thanks for sharing!

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      Very interesting. Thanks for posting this.

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        I miss the PDP-11 in that list.