That's interesting, I also thought that naturally "Lather, rinse, repeat" is iteration, but it really can be "written" either way. On the other hand I think th

That's interesting, I also thought that naturally "Lather, rinse, repeat" is iteration, but it really can be "written" either way. On the other hand I think the grammar of a language is a perfect fit for a recursive model, as the op says.