

Did you even read the article? Its about lava tubes in Saudi Arabia hosting hunter-gatherers, herders, and other generations of humans from the desert heat. Its not some inner earth conspiracy theory. Also why would the Smithsonian host Inner Earth conspiracy theories? From the article,
In the lava tubes, archaeologists discovered human bones, animal remains and stone tools. They also found rock art featuring cattle, sheep, goats and dogs, which aligns with ideas that prehistoric people of the region kept livestock.
Biggest change we can make to the whole model is making it non-profit. Hospitals should be patient first in all instances. That is probably the biggest hurdle to clear and then a bunch of the other issues you mentioned will actually be easier to solve. Right now there is too much private equity involved with insurance, hospitals and medical care in general. The costs associated with medical care are outrageous and also need to be addressed.