Will future theme park rides be based on original ideas and not movies?

Guardians of the Galaxy, Harry Potter, Fast and Furious, Frozen – why can’t theme parks come up with new attractions based on original ideas?
While some fans might long for the days when Disney opened new rides and shows such as the Country Bear Jamboree and the Haunted Mansion, with no movie or TV tie-ins, theme parks love the promotional boost they get from opening new rides and shows with a built-in fan base. When you’re spending tens or hundreds of millions of dollars on a