That means there’re versions that were directed by different people. Would be interesting to see what the movie would be like in the hands of Spielberg, Scorsese, Nolan, Tarantino, Bay, or Shyamalan
Well- there are also all the versions where a bird flys into the path of something at a critical moment, or where one of the heroes falls down the stairs and dies on accident before they can achieve some goal or another, or where... well... if we use our imaginations we could spend a long time listing all the versions of the movie we’d rather not waste any time seeing- so likely there are a small handful of versions between the one they made and the parts we’d change to our liking, if any, which we’d actually want to see.
Thanos' snap dusted half the universe randomly. Likely, he saw a universe where everything preceding the snap was the same, but a different set of people dusted and the end was naught.
So Strange was putting a lot of bet into the right people making it out alive, with no way to determine who would or any way to influence it.
Imagine the toilet breaks
So Strange was putting a lot of bet into the right people making it out alive, with no way to determine who would or any way to influence it.