Fed up by inconvenience and looking for a lockdown project, [Bert] decided to make a button-pressing robot finger that’s driven by a spare key on their groovy TKL keyboard. It runs on a Wemos D1 ...

They describe the system, which includes a motion capture system, soft sensors, a neural network, and a soft robotic finger, in the Jan. 30 issue of Science Robotics.

then the middle and little fingers―at high speed for two weeks. As expected, their progress plateaued. Then, the pianists wore the robotic device, which articulated their fingers through the ...