[samclearman]

Given that a US default would likely cause the collapse of the US financial system and possibly the entire world's financial system, it makes perfect sense to trust the US government's credit over that of any bank.

[jonknee]

And the US Government has a big advantage over banks--they can print more USD.

[jsprogrammer]

Banks can 'print' more USD so long as they find a counter-party.

[jonknee]

If you own the bonds you are the counter party.