Robots could replace construction workers in the future. Take In-situ Fabricator for instance. It is a robot builder that can move around building sites automatically and make structures. It lays bricks into pre-programmed structures. It uses sensors and onboard computers for 3D mapping. IF is capable of adapting to minor design variations.
Must see robots & drones:
"In situ Fabricator" (Time-lapse)
The above video gives you an idea how this robot works. More information is available here.
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