The pyramids were built by skilled labour. One of the options for paying taxes was to work on public works. It was also seen as a religious event, akin to modern missionaries.
And those workers were even afforded healthcare - a rarity at the time? (I would be significantly less enthused if I found out that it only covered work-related accidents rather than all things, but even so, still not the norm for slavery.)
The pyramids were built by skilled labour. One of the options for paying taxes was to work on public works. It was also seen as a religious event, akin to modern missionaries.
And those workers were even afforded healthcare - a rarity at the time? (I would be significantly less enthused if I found out that it only covered work-related accidents rather than all things, but even so, still not the norm for slavery.)