Just brick laying wouldn't take even close to a year. The 10,000 bricks to lay would take around 200 hours at a minute per brick (which seems a lot slower than

Just brick laying wouldn't take even close to a year. The 10,000 bricks to lay would take around 200 hours at a minute per brick (which seems a lot slower than I remember being in my youth[1]). Most of the man hours are not in the crude house frame, but in everything else, particularly finishings. Also, the transactions costs for a large number of specialists are considerable. [1] and indeed, looks like a careful bricklayer will be doing 4 a minute or so: https://youtu.be/jDgEqhz94-Y?si=oKxmQ-QAXEDC13h4 https://youtu.be/jDgEqhz94-Y?si=oKxmQ-QAXEDC13h4