If it is real:
From an email
(take 2.5)This is cool
In the MIDDLE of the RIGHT
I am the extremist your Government warned you about…. Remember: "There Ain't No Such Thing As A Free Lunch"…..But you can help when you buy your AMAZON purchases through my links at no cost to you.! (As an Amazon Associate, I earn from qualifying purchases.)
Those do exist! I saw one in Germany, and they do work! The top is a shaker that 'drops' the bricks into the herringbone pattern…
There's video on YouTube. The one on YouTube looks only semiautomated.