Not sure why Inside the Magic would even make this an issue? They're posing a question wondering why the Imagineers made the change. In the ride, the scene is part of the story. In the portrait, they rarely put the princesses in anything short of their best light. Plus, how silly would she look in a tiara and an old dress? If it's a "princess" area, the old duds are from before she married a prince. Someone go wake up the Inside the Magic team.