Incredibly, Iron Man's final act was finished just three weeks before the film's release. The modern Marvel Studios is a Hollywood juggernaut, but back in 2008 they were the new kid on the block—raw and untested—and the launch of the MCU was seen as a high-risk gamble.
It was a particularly stressful year for Marvel, with the new studio working on two film simultaneously, between Iron Man and The Incredible Hulk. That may seem relatively simple to modern viewers, who are used to the MCU churning
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