Originally Posted by
SAPriorityTag
So that half-answers my question. Are R and RN exclusive of one another? If an upgrade clears into R1 (becomes R0), does RN1 also become RN0 as a result of the upgrade going into R?
Correction, I see you wrote it as R1RN1, so I missed that.
They are the same bucket. Reduction in R will reduce RN by the same amount. Not that it matters, because RN is not relevant to anything.