For more extensive changes, I imagine a whole load of screenshot-heavy documentation would need updating (probably a load of course notes, inherited from long-g

For more extensive changes, I imagine a whole load of screenshot-heavy documentation would need updating (probably a load of course notes, inherited from long-gone lecturers too). I agree that shouldn't be an issue though. Those who don't want any change (e.g. lecturers) can stick with an old version.