In this video: Musical interlude #1.
Simplifications and repairs have been made to the Combobox class with the camera off, solving the problem with the dropbox height and scrollbar appearing in the dropdown inappropriately.
(Important side note: according to one source, Motorola introduced car radios around 1930.) Charles Gregory summary and announcement of the next video series to come after this one.
Musical interlude #2.
Features of the Toykinter Combobox that Tkinter's ttk.Combobox does not have.
Miscellaneous changes that were made with the camera off.