That's easy. We want the rate to drop to zero!
Positivity still dropping is a good thing. And as the original poster said (and the NYT article the data was from): hopefully this is temporary and things continue to drop. But twice now we've seen the drop plateau...then turn into an increase. Hoping that doesn't happen this time.
I don't see anything but positive news from Illinois numbers.
Cases go up as testing goes up. We barely tested for a few days and now we are testing normal again. That's why case numbers were "flat".