[topaz0]

This isn't crank stuff, and operates on different kinds of problems/scales than "grand unified theory" type cranks. This is about emergent statistical order in complex interacting systems of sufficient size, not about the behaviors of the individual particles or whatever.

[topaz0]

Universality broadly construed is well understood since the 70s. Particular universality classes are newer and will likely continue to be discovered, but they all come to be in a qualitatively similar way.

[topaz0]

If anyone has genuine interest, this review from shortly after the clarifying development of renormalization group theory might be a nice place to start: https://journals.aps.org/rmp/abstract/10.1103/RevModPhys.46....