The Utne Reader posted an interesting blog about "Scorsese's Hitchcock" that covers some more of the references and also the manuscript claim:http://www.utne.com/01-11-2008/Dial-M-for-Marketing-Scorsese-Parodies-Hitchcock.aspx Abusive comment hidden. (Show it anyway.)
http://www.utne.com/01-11-2008/Dial-M-for-Marketing-Scorsese-Parodies-Hitchcock.aspx