Swiss dreamer Frank M. Rinderknecht has many wild ideas for the car industry’s future, as demonstrated by the wacky and unusual concept cars developed by his company, Rinspeed. One of his ideas was Saab 9-5 BioPower Concept by Rinspeed. Why BioPower? Saab BioPower was a bright innovation. Fill up with renewable bioethanol and you’ll get even … Continue reading Saab 9-5 BioPower Concept by Rinspeed