The start/end view range in the timeline does not correspond to what's actually displayed on the page.
Notice in the screenshot how the marker is in the middle of the view on the page but not in the timeline range — the marker is not even contained within the range.
The start/end view range in the timeline does not correspond to what's actually displayed on the page.
Notice in the screenshot how the marker is in the middle of the view on the page but not in the timeline range — the marker is not even contained within the range.