In a press release datelined Oshkosh, Wisconsin, July 26, Cessna Aircraft Company announced, “That it is collaborating with Bye Energy, Inc., an integrator of clean, alternative energy technologies for business and general aviation aircraft, to design and develop an electric propulsion system for a Cessna 172 proof of concept (POC) aircraft.” Bye Energy is a Colorado-based aerospace company, and its CEO, George Bye, presented the Green Flight Project, his vision of the electric 172 at this year’s Electric Aircraft Symposium in Rohnert Park, California on April 24. The fact that Cessna would agree to such collaboration is a significant step, and a verification of the market research Bye and his group have done. Possibly fueled by the fuel question – where will future pilots top up their avgas-burning aircraft? – Bye’s solution is one approach that is immediately achievable with current off-the-shelf components, with Bye and Cessna expecting first flights of the newly powered airplane by year’s end. The aging fleet …