The money needs to come from somewhere. In the US, for example, the Department of Energy's budget[0] last FY was about 5.5% the size of the Department of Defen

The money needs to come from somewhere. In the US, for example, the Department of Energy's budget[0] last FY was about 5.5% the size of the Department of Defense Senate proposed budget for FY2014[1] (35B v. 626B). 0: http://en.wikipedia.org/wiki/2013_United_States_federal_budget#Total_revenues_and_spending http://en.wikipedia.org/wiki/2013_United_States_federal_budg... 1: https://www.cbo.gov/publication/44459 https://www.cbo.gov/publication/44459