I would guess they would have first develop metallurgy. Did anyone ever use (not as a toy) a fully wooden wheeled vehicle? Without any metal parts.GHETTOBLASTER » 01 Aug 2022, 1:34 pm » wrote: ↑ If White Men never evolved / came about...I believe that Sub Saharan ****** would have eventually figured out THE WHEEL for a 3 mile per hour / 30 rpm max rotational speed cart on their own.