McSweeney's Internet Tendency: Alfred Hitchcock Complains About His Hotel Room.

"Firstly, the curtains. It is my feeling that all windows should have blinds, as they present infinitely more appeal for both the user and the onlooker. Observe the opening credits of Rear Window: the bamboo blinds roll away one at a time, gradually revealing the set, teasing the viewer like the Dance of the Seven Veils. They also afford a clearer silhouette and thus play to the power of suggestion." (more at link)