Sakurazaki carefully took in what the shopkeeper had said. Carefully, and thoughtfully.

"I don't doubt," she said after a moment, "your ability to percieve things beyond what any normal person could percieve them. But I don't see what that directly has to do with granting wishes, except perhaps you're able to use your skills of perception to make it seem like you are fulfilling a person's wish, thus that you deal less in wishes as you do in altering perceptions."

...or something like that.