Is the Universe That Different?

In our usual theories of learning, no, you learn about everything by getting some sort of data and excluding possible orlds in order to refine your set of morals. Case your new estimates are differet than the old ones because of the smaller set of possible worlds. So it seems like that can also haveen with values. It's less clear to me that there is, that we can see the difference here. But also have to admit, it's less clear why it matters that much. Ah, so oa, if you say you only ever hade an values that you learned more about more detail, verses, if you can change your values an, is the universe that different