Capitalist play Lego a lot. They combine their resources into a product, and then it get destroyed eventually. And they build it again and again, same resources, different pattern.
This is a booming business this decade. many billionaires are emerging from this area of interest. there are many types of business can be green teched. from energy to waste, everything is talking about green tech. it is a new hype of the billionaires world. come up with an idea an BOOM! you are on the way to the top