Option+Up: Page Up
Option+Down: Page Down
Option+Left: Jump to previous word
Option+Right: Jump to next word
Adding shift to any of these should select from the current position.
Also, after commenting/uncommenting a selection, selection shouldn’t be cleared (not MacOs specific)
Bonus: Being able to scroll past the end of the document, let’s say by a half page height, would be lovely!
The issue I had with the toolbar was in fact related to my theme, “Warm”. Sorry about that. Will fix the theme and try to do a pull request for it in GitHub (my first pull request ever, whoo-hoo!).