Physical robots are highly desired in many industries, especially to perform tasks often referred to as the four “D’s”: Dirty, Dangerous, Dear (or Expensive), and Dull (or Demeaning). These robots operate every day in manufacturing, warehouse, health care, and other situations to perform the tasks that would otherwise be performed by humans with not always positive outcomes.

Source: Where Is Robotics Heading? Perspectives From iRobot (Colin Angle), Stanley Black & Decker, And Robots In Service Of The Environment