One of the bigger challenges with anything involving APIs is scale. As the number of APIs proliferate, the scalability demands from a management perspective become increasing untenable. Nowhere does that become more apparent than when dealing with mobile computing applications.
A new bicycle wheel prototype is connecting the non-technical, everyday world to the Web. The Copenhagen Wheel attaches to an ordinary bike and helps its owner collect fitness and location data. From an iPhone, the rider can also see traffic and polution information and share their own data with friends. This real world mashup is one of many we're bound to start seeing released as we make our move toward living in the future.