The Dynamic hacking rules subsystem sounds like a cool addition for adding depth to gameplay, whether it's in an official game or a custom homebrew setup. I can see how it would give that Shadowrun-esque cyberpunk vibe—a digital persona aspect could really spice things up!
Speaking of hacking dynamics, have you checked out https://guidedhacking.com/threads/tryhackme-internal-walkthrough.17654/ ? They offer great insights into cybersecurity challenges—I remember reading one that gave me a clever idea for enhancing game mechanics. Exploring these resources can really inspire creative tweaks for your Vast game.