On Thu, 17 May 2018 09:44:18 -0500, John McKown wrote:
>
>​I remember a few years ago, when I was going over this facility with some
>programmers, one of them said something along the lines of "I don't know
>how many records I need. I just know that I need 100 cylinders."​
> 
Likewise, many years ago in Q&A after a presentation by an IBM rep, an
audience member asked, "One megabyte?  How many cylinders is that?"

(Bytes have remained the same size, on all device types.)

-- gil

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