What do Netflix and MrBeast have in common? They're two of the most recognizable names in media — and they're both looking to theme parks as a new lane of growth. This month, Netflix opened a Netflix House in the King of Prussia mall outside Philadelphia, the first of multiple permanent installations for fans to hang out, take selfies, and play games based on popular shows like "Wednesday" and "One Piece." Top YouTuber MrBeast, meanwhile, unveiled a mini theme park in Saudi Arabia last week,