https://youtu.be/jIYqSrfi-F8 Given the subject matter, being stranded in "development hell" might feel more than apt: Of all the comic book properties that have evaded adaptation to other mediums, The Sandman might be one of the most legendary. But now that Neil Gaiman has learned to speak "fluent showrunner" thanks to his work on last year's adaptation of Good Omens, things have changed dramatically. However, while Gaiman is currently at work on a Netflix adaptation of the series with executive producers Allan Heinberg and David Goyer, the first Sandman adaptation to ever actually be completed isn'…