It in no way replaces triangles, and very few will use it for good reason. Why? In many cases modern renders use triangles only a few pixels in size, you won'

It in no way replaces triangles, and very few will use it for good reason. Why? In many cases modern renders use triangles only a few pixels in size, you won't see C1 discontinuity at that size. All the outer edges of quad still have C1 discontinuity between other quads, all it fixes is the internal diagonal It has performance & complexity overhead