Nullability is poor man's `Maybe`/`Optional`, and I'd love to see that at the type system level (cf. `data Maybe a = Just a | Nothing`) rather than current {sql

Nullability is poor man's `Maybe`/`Optional`, and I'd love to see that at the type system level (cf. `data Maybe a = Just a | Nothing`) rather than current {sql,null}.Null* mess or whatever was proposed in https://github.com/golang/go/issues/48702 https://github.com/golang/go/issues/48702. But I doubt if that'll ever happen.