radically very soon for millions of people according to experts. *But the critical programs that enabled the great American middle class, the world's largest, as you noted can still be in play. The supports have been demolished over decades and the damage is clear. In addition to jobs and income, we need Medicare for All and affordable education.
Economists, including the left have been writing for several years that the US may be evolving into a developing nation, with two economies, no sizeable middle class and a huge wealth gap. At the top, a very small ruling elite class (oligarchy), a large lower class at the bottom, and a small middle class. This characterizes societies in present day Argentina, Russia and Caribbean nations, and western economies before major reforms of the progressive era in the late 19th and 20th centuries.
Experts have also been discussing automation, that in the next 10+ years, millions of jobs will be automated through artificial intelligence/AI- namely store clerks, restaurant workers, truck drivers and also white collar work, worldwide.
The idea of a Universal Basic Income/UBI has existed for several hundred years, and many authorities in various developed nations- Canada, Finland, Netherlands and US have recently been exploring options through trial projects.
UBI advocates include Andrew Yang, American tech expert who is campaigning on UBI for his 2020 presidential campaign.
We are facing enormous challenges for the survival of the planet, us and our way of life. Yet the many bright, committed people working on these issues provide hope.
Presidential candidate Andrew Yang discusses UBI.
https://www.yang2020.com/