Philosophically it is a test for how far and long people will participate in unjust systems.
It's about the point people start questioning the system of charging someone with this choice, or the system that has people being lashed to trolley tracks as a point of principle.
It's low hanging fruit and there's already a bunch of chuds talking about historical accuracies of the cast, so it's unlikely going to produce much meaningful discourse.
(Writing and horses were more important than bronze anyway. I think some
BritDane just came up with the metal ages to begin with, and they aren't used with the Americas.)