> The other key is that the hordes of people should be expendable. Except that they really weren't. The Egyptian pyramids, for example, had an entire support

> The other key is that the hordes of people should be expendable. Except that they really weren't. The Egyptian pyramids, for example, had an entire support ecosystem around it--guilds, hospitals, lodging, everything. The people working on building the pyramids were probably slightly better off than the average person.