Custom precedence of custom operators is a first class citizen and key feature of the angle programming language. It makes many macros unnecessary and instead allows building elegant code from first principles.

Todo
Per-function precedence does NOT really increase readability or bug safety

Error: Ambiguous mixing of function and operator.
square 3 * 3 can be read as square (3 * 3) or (square 3) * 3 # RUBY:
square 3 + square 3 can be read as square (3 + square 3) or (square 3) + square 3 # RUBY: syntax error!

superscript signs bind higher! x²⁺³ == x⁵