Nowadays, the young people or the millenials are addicted in online games, and they spent money just to have their game to be better.
So, the Smart City Eco promote a online game that you can use as a source of income and at the same time you enjoying the game.
I agree with you bro,most of the teenagers became so called computer addicts because of online gaming and some of the teenagers are buying game upgrades so that their gaming experience would be better.
and bacause of that smart city wants to improve the online gaming economy by creating a platform that not just buying gaming upgrades but also investing your money and earning some back.