Correct. Iran has already turned away from the geometric grown line and has almost flattened.
Any reports on how?
As for SK:
http://theconversation.com/coronavirus-south-koreas-success-in-controlling-disease-is-due-to-its-acceptance-of-surveillance-134068
Note the astonishing capacity of gov't surveillance of citizens and tracking capability of same. Just one part of it: I came up with 70 MILLION gov't controlled cameras to do the same job in NYC.