and quickly getting it would be prefered than waiting decades to pay off a mortgage or to finally see the return on a mutual fund or 401K. Everyone lives pretty much paycheck to paycheck and it is kind of the dream to just not have to worry about money and just live. Also, some people think it would nice to have some "play" money before they are an old man.
It's why GME exploded, It's why Safemoon blew up, and Bonfire is now going up. Also as you said the FOMO on missing the chance to invest in the next Apple or Google