It has been noted time and again that the most efficient means and most popular form of transportation the world over is the bicycle. The bicycle has been with us in one form or another since the 19th century. There have been a few attempts at automating the bicycle shifting mechanism, with a certain degree of success. Something that most, if not all prior attempts of automatic shifting have been mechanical. Until now, that is. With the introduction of the Trek Lime bicycle, Trek brings electronics into the world of the automatic shifting bicycle. Power for the brain comes from a small generator built into the front hub. Interested in knowing more about this creation? Of course you are! Click here for more.

[Source: Trek via Treehugger]

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