17:20:03slyrus_interestingly the (seeming) off-by-one error I mentioned in the pane hierarchy viewer is still present even on the master branch (although not quite as noticeable as it was using loke's branch last night).
17:21:13slyrus_to reproduce, launch the pane hierarchy viewer, resize the window (shrink) such that it doesn't all fit in the window, then scroll with the scroll bar and you'll see text artefacts.