"it's revolutionary," says show vice president peter eelman. >> it is evolution that requires a constant paying attention and constant re-education. >> reporter: and that presents a dilemma for many manufacturers. while the u.s. has shed more than five and half million factory jobs in the last decade, the government says there are now more than 200,000 job openings at plants around the country. mark tomlinson from the society of manufacturing engineers says a lot of factories can't fill those jobs with laid-off workers because those workers don't have the right skills. >> they need an additional set of skills to run these machines, maintain these machines, and process these machines. >> reporter: robots have been welding and painting vehicles in auto plants for years. soon, new robots like this one will do assembly work like seat installation. erik nieves from yaskawa america says workers who are now doing that job will need to learn how to program and troubleshoot the robots. >> when the seat doesn't go in the right way, or a blue seat goes where a green seat is supposed to go, "what ha