Prius Project bicycle can change gears with just a thought

For the Prius Project bicycle, a team from Deep Local is working on a helmet with built-in neuron transmitters that allow the riders brain patterns to trigger the electronic shifters to move gears up or down.

Source:
http://www.geek.com/articles/geek-cetera/prius-project-bicycles-can-change-gears-with-just-a-thought-20110725/