Umm, yes that is precisely the meaning of grey area, where people are unable to form consensus
To be clear, it is not my opinion that there will be no exemption on buying from secondary. In fact I am assuming that capital gains will be fully exempt on redemption regardless of how it was bought (that is how I will file my return)
But then this topic is being discussed on this forum as well as outside for years and lot of people (including experts) have suggested contradictory views.