The universe has limitations in that not everything that can potentially exist does exist.

“And all I want to say is is there a limit to this universe I would say absolutely yes in that not everything that can exist does but so me how do you know that is it it's an educated guess”

The objective reality of the universe remains consistent despite our subjective experiences, as evidenced by our ability to make measurements that agree with each other.

“I think the important thing is not to confuse though the idea that the you know we haven't a subjective experience of the universe and that that subjective experience isn't the universe it's a different thing to the actual universe and but nonetheless the universe remains consistent our subjective e”