Scribit, the wall-crawling graffiti robot that can draw (and, just as importantly, erase) any image you can think of onto a vertical surface of your choice, made its debut this week at CES 2019 ...

The robot’s name is Frida, and it’s a drawing robot. It’s one of the latest creations from CMU’s Robotics Institute. PhD student Peter Schaldenbrand has worked on Frida for four years.