Amstrad Wordstar - now we are talking!
And yes, the wysiwyg addon for lotus 2.1 was when computerised documents actually started to work.
The VAX with its Orange screen was posh compared to the green screen IBM mainframes I started on - composing technical messages on a telex machine was always fun.
When I got my white Amstrad luggable with two floppy drives I knew I was on my way
Then again, not all change is progress.
For portable printing, I still wish I could mend my Canon BJ10
Interestingly, to get back to the question,
Sage adopted Windows too early (at 3.01) and it was too clunky so many firms stuck with Pegasus senior.
Then when windows became the norm (at 3.11) , Sage brought out a new version that worked well and Pegasus brought out a dire version and never recovered.