What should Donald Trump have NASA do? Today Amazon billionaire Jeff Bezos voiced his support for the idea that the space agency should help build a “highway in the sky” analogous to the interstate highway system that President Dwight Eisenhower ramped up in the 1950s.

The backing came in the form of an eight-word tweet, accompanied by a link to an article by Howard Bloom appearing in Salon (and as a guest blog posting on Scientific American’s website as well).