Found on http://autozine.com.br which may need to be translated by Google, but it's about the best website I've found about car stuff from outside the English speaking world
You toparia exercise to lower your bill a taxi? This is the proposal of Coca Cola in an action held in Chile. Was installed on a pedal bike taxi and your passengers can to exercise during the journey and even decreasing the rate of the race. Tá ai an interesting proposal to encourage people to leave the sedentary lifestyle and fumbling! Imagine installing it at bus stops? You toparia? "Pedal 15 mins and page 50% of the fare" And we still can generate power with pedaling galley! How about?