Part of the problem is that the “rugged individualism” that America was founded on also equates to entitlement. The last generations that truly had it rough, where a community spirit was important to surviving are dying or gone, and no one has learned their lesson. Yet.
I’m no expert but it seems to me if the yields have to go up to get buyers, it’s like raising the interest rates on a loan. You can still get the loan but you have to buy less car/house if you want to afford the payments.