Sure, tuition was cheaper. Doesn't mean it was cheap. And when future you is talking to a 20-year-old, they'll be lambasting you about how easy your life was when a 4-year degree from a public instituion only cost you $80,000.

If you're truly ignorant of the subprime mortgage crisis a few years back, you can check out The Big Short (book or movie, but I'm told the book is much better) for good insight into history and mechanics.

Point is that the economy has changed a LOT in the last 15 years, and lots and lots of people suffered. Generation X is not the Baby Boom generation. I think you sound a bit foolish/ignorant appropriating the "Baby Boomers ruined the economy!" rhetoric and applying it to the generation-and-a-half that followed them.