The epic Coffee Shop scene between Al Pacino and Robert Deniro in Michael Mann's 'Heat' (1995) is played in this video with Mann's personal, annotated script on the same screen at the same time.
At its most basic level, a story is simply information being communicated over time. 'Ex Machina' is a great example of how a screenwriter's ability to carefully control a story's information can make for a compelling film.
A 12-minute long take that most folks don’t even think of, thanks to the subtlety with which Welles and his cinematographer Russell Metty constructed it.