What does 'people are drinking more but better' mean? (Part 1)

And is this a good thing?

Soooooooooooooooo… there has been a whole lot of reportage recently about millennial alcohol consumers (too many people sent me this insta post with the title MILLENNIALS ARE NOW THE MOST DRUNK GENERATION IN HUMAN HISTORY which had zero real citations - and as you may well know there is nothing I love more than a good citation (when it comes to work at …