"That’s so cool!" Hermione squealed, pulling Ron and Harry from their staring. "That would be so helpful with homework, you never have to double check your facts and you're probably going to do amazing on the written exams. Of course you would still have to practice your spell work, but I suppose you would have the movements and spells memorized." Hermione went on mostly talking to herself about how helpful it must be. I let out a sigh.