> I don't think the USA could keep mega-super-duper technology hidden from others in the long run.

The US has a history of keeping vehicles, weapons, and operations hidden for decades, even things in the past decade.

> What is the addiction to want to find life outside of the planet?

Knowledge. Trade. Technology. Weapons. Religion. Science. Sex (lol).

"to explore strange new worlds

to seek out new life and new civilizations

to boldly go where no one has gone before!"