FWIW they mention this in the article: > I like this, because it kind of eliminates the need for radians: the x in usin(x) has the unit of “turns”. I think thi

FWIW they mention this in the article: > I like this, because it kind of eliminates the need for radians: the x in usin(x) has the unit of “turns”. I think this is conceptually much simpler.