The Pinot Grigio transformation

I have been thinking a lot about Pinot Grigio recently and why in the world of fine wine it is so often looked down upon. That this is very much the case was shown again during a recent Twitter skirmish in which a well-known colleague and MW told me they had never had a good Pinot Grigio while mentioning in the same breath that they never drink it. It got lots of 'likes'. But, of course, theirs...