. "We are pretty excited about it.Light years aheadThe snake, which is actually called an Active Scope Camera, still needs work, testers and designers said, but is an example of how far the robots have come, even since the testing began.If you did a Web search five years ago for rescue robots, you would see a robot on a table with a rock on the left of it, a rock on the right and one on top, and d" . . . . .