Using templates I once implemented logic for dealing with SI units[1]. I also included angles, which is a bit odd but useful in practice. It is really nice to

Using templates I once implemented logic for dealing with SI units[1]. I also included angles, which is a bit odd but useful in practice. It is really nice to have a type system that checks your formulas. Saved me a couple of times. [1] https://gitlab.com/roeles/zen/-/blob/master https://gitlab.com/roeles/zen/-/blob/master