When you finally cave and jury-rig bolt on language features like a decade after the fact, that's not quite as ad-hoc as what they had for the first decade (gen

When you finally cave and jury-rig bolt on language features like a decade after the fact, that's not quite as ad-hoc as what they had for the first decade (generics for builtins only), but it's still pretty ad-hoc in the sense of "not being derived from a coherent theory"