Well, even with that knowledge plenty of people would be terrified of infinity fueled powers, because guess what. The twins exist, and the radiation itself is very dangerous.If the Hulk movies are anything to go by, you at least need that imperfect Super Solider serum they were testing in your blood to turn monsterous, seeing as how Banner, Emil Blonsky/The Abomination, and Samuel Sterns/The Leader all only developed their powers when exposed to the stuff.
Not saying it’s impossible for superpowers to be tied to radiation, it just seems like the MCU is leaning more into failed Super Solider experiments as the source of people powers
The Space Shuttle Endeavor, one of Project PEGASUS’s most prized assets in transit to LAX several months after the Battle of New York. There the Endeavor would go on a test flight demonstrating it’s experimental propulsion systems as a show of strength to a general public worried about further alien incursions. The reception was mixed due to support for the Avengers and the belief they could solve any crisis being at all time high. As well as critics noting the stunt displayed how far the government was from actually deploying practical space combat craft.