ScummVM dev Sluicebox just blew the doors to the Sierra kingdom wide open. He wrote a decompiler that annotates the decompiled scripts flawlessly so there’s no more guesswork as to “uh, I wonder what ‘global34’ does.”

A real game-changer for code-spelunkers!

Check the attached video from OneShortEye for a brief explanation, or go straight to the source: https://www.benshoof.org/blog/sci-scripts