Still, debt is money created out of thin air, with best hopes that air is not so thin. There were number of events where debt was looking secure, but in fact it

Still, debt is money created out of thin air, with best hopes that air is not so thin. There were number of events where debt was looking secure, but in fact it was all thin air, and the global economy followed with a crash. It shouldn't happen if you really don't get into debt without anything on the other side, yet, it happens?