With the rise of cities, which will host 60% of mankind by 2030,[20] hackerspaces, fablabs and makerspaces will likely gain traction, as they are places for local entrepreneurs to gather and collaborate, providing local solutions to environmental, social or economical issues.[21] The Institute for the Future has launched in this regard Maker Cities as "an open and collaborative online game, to generate ideas about how citizens are changing work, production, governance, learning, well-being, and their neighborhoods, and what this means for the future".[22]