SPOILER ALERT!

Reading progress update: I've read 106 out of 416 pages.

Mary Poppins, She Wrote: The Life of P. L. Travers - Valerie Lawson

It turns out, not only did Walt Disney loosely base Mary Poppins by using only one of the stories, it was one of the stories that turned out to that P.L. Travers felt was the weakest of her stories in the novels. So basically Walt the Man just Uwe Boled Mary Poppins.