On the political motivations: one can hope. My view of things at this point is that those with power in the global playing field want to maintain it. Both Rus

On the political motivations: one can hope. My view of things at this point is that those with power in the global playing field want to maintain it. Both Russia and the US supply the world with a lot of oil. This grants a lot of political power. If you make oil obsolete then you remove your lever. This sounds like a great thing for humanity, but humanity's interests are not properly represented by the existing political power structures.