"The Idea is very technically sound. It's fantastic" ~Miron Baramia, UCI Track and Olympic Games Coordinator
"{The critical difference} is the continuous gear / chain engagement during shifting. There is no skipping or grinding even under the heavies loads." ~Dr. Chester Kyle, Cycling Science
"You can ride it in automatic and it will take care of your needs." ~Portia Masterson, Owner, Self Propulsion, Golden, Colorado, and former Chair of the National Bicycle Dealers Association.
"You just have to shift it to believe it!" ~Dan Towle, Co-owner R&E cycles