> This is the system working.

Something one could say about a high fever being a sign of the immune system working. There are obvious temporary and permanent risks to how the system works, and there are limits beyond which everything simply breaks down. It's best not to have a fever at all.

> It's best not to have a fever at all.

Well put. Indeed non-free market solutions typically rely on some impossible conditions, in your comparison that would be "just don't get sick". But people will get sick. You can't just "not have a fever at all".