Josh Brolin is a fantastic actor. He knows what he does and doesn’t want. And the real reason he played Thanos is because of what he didn’t want.
Avengers: Infinity War is the culmination of what the Marvel Cinematic Universe has built the past decade. Marvel has introduced 18 movies, developed countless superheroes, and created 10 years worth of storytelling that have all led to this ambitious crossover comic-book movie, arguably the best of all-time.