Actually some of these are still not far from the truth.
Oceania (I think) rents on deck "cabanas" by the cruise or by the day
NCL is ticketing some of their shows on Epic - are they charging for Blue Man Group
"Gratuities" on some lines are no longer optional - though for other lines they are no longer billed - that covers your service fee for room cleaning and the MDR.
Cunard still has class dining based on the cabin you book.
All I ask is a tall ship and a star to steer her by; John Masefield
Carnival: Glory 2004, Destiny 2008, Splendor 2009, Freedom 2011, Valor 2012, Dream 2013
Celebrity: Summit 2011
Princess: Ruby 2010, 2014, Caribbean 2013, Coral 2014, Regal 2014, 2016
Star Clippers: Royal Clipper 2015