Engineering is too important to wait for science.
Bottomless wonders spring from simple rules, which are repeated without end.
Nobody will deny that there is at least some roughness everywhere
There are very complex shapes which would be the same from close by and far away.
If you have a hammer, use it everywhere you can, but I do not claim that everything is fractal.
For much of my life there was no place where the things I wanted to investigate were of interest to anyone.