You say you've learned. I believe you. That settles it.
These are the people who don't believe in evolution or global warming. So, why would they believe default would hurt anything?
I think the Democratic Party has the chronic problem of appearing to be weak, of not standing and fighting for what it believes in, not fighting for its own.
Truth is relative. Truth is what you can make the voter believe is the truth. If you're smart enough, truth is what you make the voter think it is. That's why I'm a Democrat. I can make the Democratic voters think whatever I want them to.