(Note: A list of links for all articles in this series can be found at the conclusion of this article.)The Scalability WallIn previous posts of this COMPASS series, we demonstrated how OSCAL enables compliance-as-code from Catalogs through Component Definitions, to System Security Plans (Part 3), how Compliance Policy Administration Centers bridge compliance to policy enforcement (Parts 4–7), and how these patterns scale to complex environments (Part 9). Yet organizations still hit a fundamental bottleneck: the relentless proliferation of regulatory frameworks.