The problem with that is going to be the same as with other similar projects: single instance only. This puts the projects into a desert valley: from one hand, they are interesting to professionals; from another, the absence of horizontal scaling makes them just a toy. Meanwhile, home users for whom single instance would be enough cannot care less about this kind of technology.
Not sure if the first video demo matches the hero statement. Professionals with deadlines doesn’t really map to “here is how to start a Minecraft server”