Civil War wasn’t Civil War, Ragnarok wasn’t Ragnarok and Infinity War wasn’t Infinity Gauntlet, but the comics arcs inspired great films.
We’ve seen this confidence play out over three phases in the MCU, as Marvel has adapted characters and classic storylines for the big screen in unexpected ways.
So right from the start, the people at Marvel knew that they could do things differently by jettisoning and changing elements from the comics.
We now expect the MCU to do things differently than the comics, so Marvel doesn’t have to worry about backlash over not being faithful.