|"Is this all real? Or has this been happening inside my head?"
The subject of this article is a real-life person, group, company, product, or creative work that has been mentioned "in-universe" in a canon source. The Harry Potter Wiki is written from the perspective that all information presented in canon is true (e.g., Hogwarts really exists), and, as such, details contained in this article may differ from real world facts.
Unlike their fellow Muggles, the British wizarding community, at the time led by Minister Nobby Leach, simply ignored the change, as they were not averse to laborious calculations which they could, after all, do magically. That being said, wizards and witches weigh in ounces, pounds and stones; measure in inches, feet and miles; and pay for goods in Knuts, Sickles, and Galleons.
- Pottermore (First mentioned)