That allows for visual rearrangement of that particular menu, but as far as I can tell the new tab button's list does not change and the extension keyboard shor

That allows for visual rearrangement of that particular menu, but as far as I can tell the new tab button's list does not change and the extension keyboard shortcuts are still limited to the first 10 containers, which are bound by their creation order. A non-sanctioned way to mitigate this might be achieved by editing containers.json, but I'm wary of inviting sync shenanigans.