Quick Launch, "fixing" / "unfixing" the taskbar should never move the splitters positions or the position of the quicklaunch bar

"fixing" or "unfixing" the taskbar should never move the splitters positions or the position of the quicklaunch bar

0.4.15-dev-5137-g826bd41_jumpsLikeAKangaroo.webm
Although nothing is logged when it jumps like a kangaroo, here is still:
0.4.15-dev-5137-g826bd41_jumpsLikeAKangaroo.log