All laws
Worse is Better
Pragmatic Design Philosophy.
If
A simpler, "inferior" design that is easy to implement and adopt will beat a theoretically "correct" but complex design in the real world. Unix beat Lisp. HTTP beat CORBA.
Then
A solution that is 80% correct and ships today will outperform a 100% correct solution that ships next year. Optimize for adoption, not elegance.
Unless
The Right Thing / Perfectionism