Comment Comment by gf000 Mistyped, it's sealed interface.> So you can always have `Maybe<T> x = null`, or even `Some<T> x = null`.Yeah and? Practically every type system have escape hatches, like Haskell can also do side effects without the IO monad, does it make the latter useless? parent gf000 4 months ago
> So you can always have `Maybe<T> x = null`, or even `Some<T> x = null`.
Yeah and? Practically every type system have escape hatches, like Haskell can also do side effects without the IO monad, does it make the latter useless?