"Including design and production, at over $3 billion it was the single most expensive weapons project undertaken by the United States in World War II, exceeding the cost of the Manhattan Project by between $1 and 1.7 billion"
in terms of efficiency not for the foreseeable future. hydrocarbons are essentially condensed solar power. when will it become more economically efficient to move and assemble all the materials for a solar panel vs extracting hydrocarbon stored energy (sapiens living in poverty can't care about the environment of tomorrow if they are struggling to thrive today, admittedly this is my global view)
it seems like most of the pro https arguments are asserting the right to anonymous public patent inspection. it is fundamentally impossible for the uspto to provide this access* (free speech traps ahead). if you don't want data about access patterns tracked the burden is on the consumer not the provider for public resources