Digging into the title of the article, i'd say it is really bold of Smart City Eco, building a virtual world ain't that easy.
A virtual world would mean getting all the people, societies and institutions connected, on a global scale where their virtual needs are addressed.
But looking on how they mentioned utilizing existing markets and industries and not simply relying on their own resources, perhaps we can see a good development as their ICO progress.
Hoping to get updated as they tap markets and industries along the way.