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Almost nine gigabytes in size: Windows update 24H2 creates an undeletable cache file
(www.digitec.ch)
This is a most excellent place for technology news and articles.
Yes people used 3.1. I used 3.1. Windows 2.1 was very popular because of Excel and Word. The Windows/386 version of 2.1 gave 32bit preemptive multitasking to DOS. It was a big enough hit that MS gave up on OS/2 which was 286 only.
But Win95 was on a whole new level. That's why I said Win3.1 was trash compared to Win 95.