Exactly my main issue. I see this code as something that asserts that an object is not modified by that "bad" code, but I fail to see more use-cases. I've been

Exactly my main issue. I see this code as something that asserts that an object is not modified by that "bad" code, but I fail to see more use-cases. I've been thinking about doing some kind of dictionary datastore with these frozen objects but I'm not sure if it is actually useful.