The allure of the Marvel Cinematic Universe, no matter how much it's grown over the years, has always been to see iconic comic book characters come to life on the big screen. Iron Man's debut, with his grounded tech serving as a believable foundation for an unbelievable universe, was the perfect example of this, as it became a launch pad for many more incredible characters. Now, characters like Moon Knight and Rocket Raccoon can exist without judgment because it all makes sense in the parameters of the universe provided. But even the MCU's greatest successes still involve a suspension of disbelief, to some degree.
Source：https://www.cbr.com/mysterio-illusion-tech-no-sense-mcu/
