Before deciding if any proposal for an entertainment, sports, or museum type of project is worth any of their attention, the people writing (or reading) articles like the one linked in the first post should immediately ask if those behind the proposal have the money to build it. If they don't, or they're saying something like it will be financed by investors "
we haven’t yet attracted to the business", it's almost certainly just renderings that will get a few people excited about a fantasy that will never become reality.