Walker had made waves again. The information traveling throughout Genesis was enough to make many mages want to abandon their studies within the mage tower altogether. Not because they cared too little about them, but because they wanted to learn more about themselves to see if they should continue on that path.
Some mages had stopped to reconsider everything about themselves. They were unsure if the foundations they had built with their study and strength were enough. If it was truly what they were meant to sue for their skills.
To be fair, the idea that they might not have been properly using mana the entire time was a big blow to their minds. Especially if they could have done better in terms of understanding their own affinity. To a mage, it was like finding out that they hadn't even taken the time to learn of their own names if they lacked understanding of their own affinity for mana.