Of all the unmade “Mission: Impossible” movies, few tantalize like the version of “Mission: Impossible 2” helmed by Oliver Stone. It’s been a mystery… until now. We go into detail on the script for this film, written by David Marconi with revisions by Michael Tolkin. If you’ve ever wanted to know what a “M:I” movie with an evil computer looks like, here we go! Welcome to a truly fascinating alternate universe.