This should be encouraged. In other words, those who have been clever enough to bite the bullet early should now share their experiences with those less fortunate. This of course is not happening. Several reasons are given. Because what has happened is that exposures have been detected.
Faces are red, and pants are down.
Ranks are being closed. This is understandable. But highly dangerous. If your supply chain is damaged, then even if you are compliant and ready, you still don't win. You don't even score brownie points.