A reminder, there is no definitive definition of inflation or deflation in a banking system. So, it is important a person layouts their own defining observations in the onset of discussions. Any reasonable person will understand the views of the other when presented this way.
Many esoteric or invented terms exist like cost-push, price inflation or stagflation to name a few.
Anyways, I understand what you are saying and agree for the most part except on hyperinflation. Hyperinflation is a totally different animal that can arrive at anytime during any economic circumstance through a loss of confidence in a monetary system.
I give Norcini a lot of leeway as he is discussing market operations pertaining to inflation/deflation/hyperinflation. He should know, he makes a living off it.