Margaret looked around the others as they debated the merits of learning this spell. She could think of a few uses of such a spell to create mischief. In that she could actually agree with Miss Spaans.

"Are there many dark wizards wandering about?" she whispered to whomever was sat next to her as Miss Shacklebolt stepped up to try the task at hand. Maggie was more than happy to sit and watch someone else do it as she played with her wand aimlessly.