It's easy to understand why people like monster trucks and jet cars: they're big, they're loud, and they're fast. But there's something deeper, and it's remarkably simple.
Not everyone is into monster trucks and jet cars. That's also understandable. They're pretty much absolutely pointless, good for no practical application whatsoever. That's something that UKPDXWRX touched on when we saw a monster truck v. jet car drag race today.