@43d7c4ea 
Maintaining things in status quo requires a lot of resources. Living things spend a lot of energy on homeostasis, so when overwhelmed collapse suddenly. If you have had the misfortune to watch someone with bacterial meningitis you will know what I mean, they're unwell but ok, then minutes later they are at deaths door.

All should read Richard Cook's papers to see how linear thinking mucks up healthcare. Summary in his 1998 paper;
https://www.researchgate.net/publication/228797158_How_complex_systems_fail