TotalFinder Columns shifting every folder selection (video linked)

In Column view, when viewing nested folders with columns that extend beyond width of full window, TotalFinder keeps shifting it’s content to the right every time a selection is made via both keyboard arrow navigation and clicks.

Linked is a screencapture video demonstrating the glitch via nested dummy folders:
Shifting Columns Glitch

TotalFinder config used in demo below: window in visor mode, pinned, with automatic column widths active, and folders on top - in case any of this is contributing to the glitch or helps narrow down the cause.