In that article, split-brain looks to be an extreme state of inconsistency, that is somehow still OK. In fact, from the examples there I would deduce, that we are mostly inconsistent.
> He also reported to have grabbed his wife with his left hand and shaken her violently, at which point his right hand came to her aid and grabbed the aggressive left hand. However, such conflicts are very rare. If a conflict arises, one hemisphere usually overrides the other.
It sounds like this person still refers to himself as a single mind. It is not uncommon for people without split brain to begin an action, that is quickly interrupted by opposite decision. I bet you this opposite decision does not always come from the same set of neurons.
> He also reported to have grabbed his wife with his left hand and shaken her violently, at which point his right hand came to her aid and grabbed the aggressive left hand. However, such conflicts are very rare. If a conflict arises, one hemisphere usually overrides the other.
It sounds like this person still refers to himself as a single mind. It is not uncommon for people without split brain to begin an action, that is quickly interrupted by opposite decision. I bet you this opposite decision does not always come from the same set of neurons.