First they are coming for the medival castle builders, then they come for the renaissance painters. In all seriousness though, that's a pretty nice feat of rob

First they are coming for the medival castle builders, then they come for the renaissance painters. In all seriousness though, that's a pretty nice feat of robotics. The excavator has to work with stones that are not standardized and has to understand how they interact, my intuition is that that is a lot harder than building a regular brick wall.