The problem is in the screen rendering, not in the kerning.
On Windows 10 (and on my Win 7) the ClearType and DirectWrite implementation is not working properly.
I remember one bug report discussion which said it was simply turned-off because of problems.
I do not know the current state.
I do know that I have the same issues on Windows 7.
In Writer if you view type at the default 12 pt at 100% the character spacing on screen is horrible.
It is even worse if the text is 10pt.
If you slowly zoom in small increments you can see the characters jumping around as they are crammed into pixels.
Zoom in to 200% and the issue is gone.
This is because there are enough pixels now to draw the characters with a better representation of the actual spacing.
Look at any of the problem words at 200-300% and they will look perfect.
On other applications such as those you mentioned, and others like Word, InDesign, QuarkEXpress, the screen rendering is working properly with ClearType and/or DirectWrite and at even smaller sizes the text spacing looks better.
Keep in mind this is a screen rendering problem, not kerning.
You should leave kerning On.
Having kerning Off will affect the quality of your print and PDF output.
This problem will not affect your output to print and to PDF.
In print and PDF the character spacing will be fine.
This problem is very annoying.
I am constantly zooming-in to make sure my text looks right.
Seeing the text jump around is very annoying, and as you say - distracting.
I have no idea of when or even if this problem will be fixed.
Stopped trying to follow all the bug reports when I saw how messed-up this is, and no solution forthcoming.
Sorry to say that for now, as far as I know, we are stuck with it.
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