Analysts at Framingham, Mass.-based technology industry research firm IDC recently forecast that the total market for robotics spending will reach nearly $120 billion in 2019, an 18% increase over last year's spending.

By 2022, the size of the robotics market – robots, drones, and all related technology and services – will total $210 billion. Around half of that will be in manufacturing, said John Santagate, research director of commercial service robotics, IDC.

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