Of course, if you have a continuous piece, you want to avoid ngons eventually. In a game mesh you wouldn't have those nice straight edge loops for example. You would triangulate everything and get rid of unnecessary vertices that do not contribute to the shape of your object
not true they aren't. they were connected by selecting four vertices and filling. their edges aren't being lent/used by neighbouring polygons. so just to clarify its all quads, in the below image.but just to go back to what my original question was, when I first starting learning Blender back in 2013, there were loads of…