Yeah I think people get far too carried away with object ontology. You shouldn't be thinking of program objects as direct analogues for real-world things. At mo

Yeah I think people get far too carried away with object ontology. You shouldn't be thinking of program objects as direct analogues for real-world things. At most, they're data which describes a real-world object, and like all data, you can arrange it however is most convenient. Normalize it, denormalize it, version it and make it immutable—whatever suits your needs best.