[Jasper_]

With hindsight, yes, we'd love to do things differently. Saying "you should have done" doesn't really help the current situation here.

The gsettings port broke stuff and reintroduced problems. It was long overdue. This means that cutting features to get things out of the door might happen.

If I had to guess without debugging, I might guess that the 'changed' signals were firing at different times in comparison to when the slider was being adjusted that means that changing the background wasn't ordered 100% correct. The code stems back to 1996 -- it's possible that assumptions like these are being made.