It had taken Hermione the better part of three days to find information in the Hogwarts library about magical surges and control before she had finally found something that would be of use to her. All her digging prior to her search of the Restricted Section and old archives had been fruitless, and she had been close to giving up on her pursuit. However, her lack of control had only worsened, and while she was able to hide her condition from Snape until that point, she didn’t want to risk him discovering sooner than she would have liked him to. So, she had continued her search.