1948. Awaken Them All!
The senses of many mages made them understand, even if they had not heard a word of it yet, that natural mana was condensing. Some of them had been busy but quickly changed their plans. It was not an unusual sight.
Many of the mages that had been in Genesis since the founding, had been doing this every single time that a major magical event happened. Even when the manas were just a little more dense, they were attracted. It wasn't that they were nosey, just that they wanted to grow.
The people that were family to mages, also had learned to understand. So many things were happening in Genesis that were breaking away from the natural history of their people that this was just what would happen.