"Amazing that the casinos wouldn't subsidize..."
Casinos aren't as stupid as government and quasi-government agencies. Subsidies don't work. Check out the subsidies that already exist for the monorail that are in addition to the fare increases.
This is another nail in the coffin of the idea that central planning can solve our energy crisis. People are consciously choosing their cars over the central planners wetdream.
To quote from the movie "Nature always wins". That includes the laws of economics. Whether in mass transit, or immigration, the government cannot repeal natural law.
If it moves, tax it.
If it continues to move, regulate it.
If it stops moving, subsidize it.