It's tragic that only the threat of a deadly disease could compel such a change, but perhaps we may find other levers to help us achieve such widespread beneficial changes in the future?
Some people blame COVID and some people blame the pre-existing conditions.
Is COVID to blame for the economic costs that you mention, or are the pre-existing conditions?
This diagram shows that "CARES Act" was very much not about "expanding existing welfare and unemployment benefits". [0]
Americans who haven't traveled have no concept of how a functioning polity cares for citizens during a pandemic. If our government doesn't care for us, why do we tolerate it?
[0] https://upload.wikimedia.org/wikipedia/commons/e/e0/CARES_Ac...