Those contractual obligations do not apply for Nolan, Michael Bay and the Marvel filmmakers, but only for Zack Snyder and Brad Bird? Nah, I think it’s the filmmakers’ choice. They derive some secret pleasure from not allowing us to watch the superior versions, he he he.
This is why I would like to avoid versions which I will likely not be able to see at home. Because there is always that lingering disappointment. At least in my case.
“You don’t really mean you’ll kill me, do you?” - Juror 8
“Silence, Earthling! My name is Darth Vader. I am an extra-terrestrial from the planet Vulcan!” - Calvin “Marty” Klein