This is just "The thing I loved is now ruined because the new thing is not the same as the old thing", except seen through the lens of the author who also looks

This is just "The thing I loved is now ruined because the new thing is not the same as the old thing", except seen through the lens of the author who also looks at the world in terms of class struggles and interacts with the world through anti-capitalist agitation. If you ask 100 old nerds about modern day DnD, you'd probably get about 75 different answers for what ruined it.