1 hour ago, Pesa_ said:i think the era placement was never fixed because they forgot about it, i think it was in obsidian era as well so they had a lot of stuff going on at that time
They did know. Obsidian. But it was long kicked down the list because other things that were broken needed fixing. Which, frankly, was the right thing to do. Unless it was a severe issue it was always kicked down the to do list. Only so many things could be done in a given amount of time.