In much the same way that you can't have open borders and a welfare state, you can't have expanded state govenment revenue streams with enormous social costs in a welfare state.
Casino gambling in Kentucky can't pass the legislature without promising to fund too many pet projects with all the hoped-for revenue. And it can't, in reality, fund all the projects.
Take, for example, Rep. Alecia Webb-Edgington. She gives her laundry list of funding suggestions in the video below and then states she will not vote for casinos if funds are not devoted to those areas.
The people want casinos to help the horse industry have to figure out a way around those who want casinos to make government bigger. In other words, they are still at square one after all these years.