Dr. Strange & Bruce
It involved physics but it was much more the unintended consequence of magical intervention. The same as Mordo warned him about. Perhaps it wasn't the time. Having astral projected to other dimensions, traveling further through time and space that he ever imagined, the Multiverse was a complex subject. Much of it was still a mystery. One that he was uncovering, incrimentally.
Stephen glanced over at Bruce, thinking that such a topic would be good to discuss things with the mild mannered scientist.
"The amount is infinite, without end. If you can imagine it, it probably exists. Both good and evil." There were probably a few where he still had little to no use of his hands, or he died in the car accident and never saved the planet. It was a rabbit hole of possibilities to fall down into. "I'd enjoy that. Text me when you'd like to meet. We can look over some of the books in the Sanctum."