Credit score is indeed an indicator of future repayment. That's the entire point of it. It's an index score indicating the likelihood a lender will see their re

Credit score is indeed an indicator of future repayment. That's the entire point of it. It's an index score indicating the likelihood a lender will see their return. Anyway, they defaulted because they were underwater on the mortgage. When you owe 50% more than your home is even worth, bankruptcy looks like a viable option for many people. Same reason lots of people sold their 401k/IRA/investments. Fear has a fun way of becoming self-fulfilling.