Honestly, I feel that the problem isn't null but that type systems (at least earlier on) tended to allow other types to be null, willy-nilly. Null is best consi

Honestly, I feel that the problem isn't null but that type systems (at least earlier on) tended to allow other types to be null, willy-nilly. Null is best considered a separate type to non-null values, and is basically not a problem if the type system handles that in some way. Be it option or union types - both solve it and it mostly stops being an issue.