On a simple level they might say that the signal ... They’ve built an interface that allows them to control a robotic hand using signals gathered from electrodes placed on their forearms.

Then, they underwent a single 30-minute session with the robotic exoskeleton, which moved their right-hand fingers through ...

The Tatum T1 in use, with a more human-like skin covering the robot. (Credit: Tatum Robotics) This also answers the question of why one would not just use a simple braille cell on a hand ...

It’s a simple setup: a 3D-printed hand with googly ... Then, using servo motors, the robot’s hand makes the precise counter-move, virtually guaranteeing a win every time.