I think the message here -- similar to the metaverse and flying cars and space tourism -- is to hold onto the vision, but don't hold your breath.
Some fully autonomous vehicles are on the road in China and the US, but just as the dream of driverless cars and robotaxis has yet to come to true, the promise of AI in construction appears to have fallen short. Major companies like Caterpillar in the US, Doosan in Korea, and Volvo in Europe started experiments with fully autonomous heavy-duty machinery for construction sites a few years ago, but the idea has yet to advance beyond the prototype stage or become widely available.