Lifetime of the universe is infinitely less than infinite time. So they solved for the wrong problem. Of course it may take longer than the life of the universe, or it may happen in a year. That’s the whole point of the concepts of infinity and true randomness. Once you put a limit on time or a restriction on randomness, then the thought experiment is broken. You’ve totally changed the equation.
He’s just trying to sell the upgrade so people will throw away their old cars and buy new ones. But that already happened with the last version and it still can’t do it. This won’t be any different with him in charge. Put an engineer in charge, invest in the tech, and you might get there. But Tesla is not going to ever get there while it needs to sell every incremental advance in tech rather than spending time and money on lots of iterations of prototypes that don’t need to be mass produced.