The 2010 Pedalong is still at David Brown's lab, University of Alabama med school. People like it, but we all know it's not good enough yet.
I taught CADCAM this fall for the first time in 12 years, and my students' projects on physical therapy equipment were quite interesting.
Starting mid-February a student team and I will undertake yet another design, possibly using permanent magnet electric motors. Chain drives have proven tricky through about a dozen versions!
If you can't drive the Communists out of Cuba, try something different, right.