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A comment on Windows 3.x looks for 3 occurrences of “CON” 59 bytes apart. Parent comment

Re:Windows 3.x looks for 3 occurrences of “CON” 59 bytes apart by nootropicat on Sunday June 30, 2019 @10:02AM (#20318235)
>Disk de-fragmenting, for example, was a Windows-only phenomenon.

How? Defragmenting is needed because random access on hdd is much, much slower than sequential. It's not something the os or fs can fix.

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Re:Windows 3.x looks for 3 occurrences of “CON” 59 bytes apart by asymptotically2 on Sunday June 30, 2019 @11:14AM (#20318622)
ext4 places files further apart on disk so fragmentation happens much less often.
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