Now with added data representation - the underlying adjacency matrix can be viewed.
The main screen is now a paned window, so can be slid as necessary to accommodate details as necessary; the UI has also transitioned to ttkbootstrap from CustomTkinter given the fact that the latter still has outstanding issues affecting this project and hasn't actually made any significant changes in the last year... whereas ttkbootstrap is being actively maintained and there's even a v2 project underway.