Read further on they didn't lose their jobs, their hours just got shifted temporarily.
> Turns out that we, a group of highly educated private boarding school students were so bad at the most basic construction work that each night the men had to take down the structurally unsound bricks we had laid and rebuild the structure so that, when we woke up in the morning, we would be unaware of our failure.
> Turns out that we, a group of highly educated private boarding school students were so bad at the most basic construction work that each night the men had to take down the structurally unsound bricks we had laid and rebuild the structure so that, when we woke up in the morning, we would be unaware of our failure.
See? It all comes out in a wash in the end.