An object can be a value object, and it can be immutable. Or not. (Though I can't think of a reason a value object should ever be mutable once it's created; it

An object can be a value object, and it can be immutable. Or not. (Though I can't think of a reason a value object should ever be mutable once it's created; it would be a very pungent code smell.) These are orthogonal ideas; not contradictory ones.