> Wrapping something in a type doesn't magically change its value. It changes its meaning and operations. `x : Angle = 90` and friends should just be illegal.

> Wrapping something in a type doesn't magically change its value. It changes its meaning and operations. `x : Angle = 90` and friends should just be illegal. `x : Angle = Degrees(90)` is better. Then the programmer can use whatever is convenient.