Fractal geometry has infiltrated popular culture since it was formalized in the early 80's from the works of Benoit Mandelbrot. While it has been used to study the form of cities by researchers such as Pierre Frankhauser and Michael Batty, the insights to be drawn from this field of mathematics have not yet penetrated the field of urbanism, defined as the construction of cities.
I will, but not very often. After something grows big, there comes to be a point where you contribute more by removing things than by adding more.