[Saint Bob] would certainly encourage you to stick with it, but if you have not the patience, a CNC painting robot might be a ... to achieve just the right color, and the applicator itself ...

Unless, of course, you build a robot to do the dirty work for you ... You’d think the color detection would be tough. There was a time when this would involve filters and light sensors and ...

Video cameras see fast and far—all the way to the horizon. They can measure the texture and color of the ground, helping robots understand where it's safe to drive and alerting them to dangers.