Typeclasses: barely workable–if the implementor knows how to save the caller from paying the 'import tax' Extension methods: too much potential for confusion

Typeclasses: barely workable–if the implementor knows how to save the caller from paying the 'import tax' Extension methods: too much potential for confusion Magnet pattern: no idea what that is Personally I feel OCaml strikes the best balance :-) But we may be arguing about an inch here rather than a mile.