"We Don't Need Another Michelangelo": In Italy, It's Robots' Turn to Sculpt - The New York Times
Using the same marble found in Renaissance masterpieces, a team of robots is accepting commissions. Their owners say tech is essential to Italy’s artistic future.
That just sounds like a 3D printer with extra steps.
This kind of sculpture is subtractive manufacturing, whereas 3D printers are additive manufacturing. It's is more like CNC machining with extra steps.
Its a 5 axis mill with extra steps