I never thought of California as being multiple regions forced into some sort of artificial combination. But I can see how the extreme north and extreme south of the state could seem worlds apart.
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It would be too bad if the state could not be held together by a single uniting world view or purpose.
Of course an actual such division of California would beg the question as to whether the rest of the country belongs together. It did once in a different world but may not in this one.