In L<Moose::Cookbook::Meta::Recipe2>, we created an attribute
metaclass which lets you provide a label for attributes.
-Using a metaclss works fine until you realize you want to add a label
+Using a metaclass works fine until you realize you want to add a label
I<and> an expiration, or some other combination of new behaviors. You
could create yet another metaclass which subclasses those two, but
that makes a mess, especially if you want to mix and match behaviors