Nobody can ever see a corrupt value by definition, as values never change. All of the Java.next languages support immutability to some degree, as I will show below. Immutability in JRuby ...

In Effective Java (Item 15 [“Minimize Mutability”] in the Second Edition and Item 13 [“Favor Immutability”] in the First Edition), Joshua Bloch extols the virtues of immutable objects and ...