on a large scale
Which is to say, MWI is what you get if you assume there is a universal state without an observer to observe the state of fix the basis. As it happens, it is possible to reject Universal State AND real collapse.
Which is to say, MWI is what you get if you assume there is a universal state without an observer to observe the state of fix the basis. As it happens, it is possible to reject Universal State AND real collapse.