Due to Hyrum’s Law, almost any change is a breaking change. Certainly, changing the observable version number is a breaking change. ;) In slightly different wo

Due to Hyrum’s Law, almost any change is a breaking change. Certainly, changing the observable version number is a breaking change. ;) In slightly different words: What constitutes a breaking change depends on the interface contract. If you have no interface contract, any change can be considered a breaking change.