The common American fast food pizza is the authentic pizza, not the "authentic italian pizza"

Here is a video on the history of pizza by Canadian YouTuber JJ McCullough. He explains that pizza is technically an American food and not "Italian" as we think it is: https://youtu.be/7uJ_996KlM0?si=BUzaOBLZgURzg0Wy

Meanwhile they're all the same kind of pizza