Okay, we know what dual cultivation is, that wifey of his should have broken through multiple times already if she had seggs with an immortal for 3 years? isn't that the logic on these xanxia stories?
So it's canon he can defeat Gojo right? now that I'm thinking about it, a lot of characters can defeat Gojo.... as long as you have space and teleportation abilities, you can bypass infinity.