Then it should be excessively easy to shoot down. It is beyond obvious what is going down. With each passing, disappointing season, Tomlin losses more and more power. He is not deciding on these assistant coach hires. The funniest thing ever was when when LeBoo said he would be back if Tomlin wanted him, as if it is Tomlin who decides if LeBoo comes or goes. What a riot of a joke.
You may be right and evolution could be wrong too. But, there isn't much real evidence of either, just a lot of conjecture.
Even if Bill Belichick was getting an atomic wedgie, his face would look exactly the same.