Terrafugia argues that the technology and systems that power the Transition are grounded in reality, rather than a flight of fancy. During our recent visit to Terrafugia's headquarters, which is nestled among start-ups and tech giants along the Route 128 technology corridor in Boston, regulators from the Federal Aviation Administration were closely eyeing the Transition with flashlights and cameras. Dietrich is adamant that, in order to be taken seriously, the production Transition conforms to four-wheeled, motor vehicle safety standards.