They look complex, but are they interesting? That seems to be the more difficult trick for any procedural algorithm I've seen to pull off. Although inherently s

They look complex, but are they interesting? That seems to be the more difficult trick for any procedural algorithm I've seen to pull off. Although inherently subjective, anything that repeats too similarly too often, or doesn't logically make sense or have smooth transitions feels computer generated. The best procedural creation should feel hand-made IMHO.