And it determines where you can live, what jobs tou can hold, and wheree your kids can go to school.
How? Wealth determines that, not your loan repayment history. You can be barely making ends meet (and therefore very limited in the above stuff) with a perfect credit score, and a millionaire (and therefore practically unlimited in the above stuff) with a shitty one, or none at all if you inherited enough wealth that you never had to take any loans.