Australian company FBR’s Hadrian X is a tablet-controlled system that follows CAD models to lay the blocks one by ... quickly that there’s no time for mortar, so they dip the bottom of each ...

SAM can lay bricks three times faster than a normal brick layer. SAM isn’t planning on taking away any jobs yet though — it still needs a human mason following behind to clean up the mortar.

Completing the rather tedious task of removing the mortar is, somewhat unfortunately, essential. If you tried to lay the lumpy-bumpy old bricks as is, you'd potentially end up with a very wonky wall.

If you already have some lying around, remove any attached mortar using a wire brush and ... garden decor you can DIY with ...