The thing is, Infinity War felt like a complete film. They could have just stopped there since the ending was satisfying enough on its own.
In contrast, Spiderverse's "ending" was just an abrupt roll-credits in the middle of the movie. It doesn't feel anywhere close to a complete film on its own. It's more like if someone was talking and
Isn't it a requirement in any Alien movie that only a single person on the entire crew isn'd dumb as a rock?