It is one method of the supplier's core Nimbus::API

Not your code, got it.

Using the # Sanity restored sub would mean I would have to re-implement the nimLog method for no discernible profit,

What are you talking about? I don't know where you got the idea that I said you should change nimLog. It doesn't require any change to Nimbus::API, the original nimLog or to the one you are writing.