AWS Control Tower vs. Custom Landing Zones: Which Governance Model Actually Scales

Most teams pick their multi-account governance model the wrong way. They evaluate AWS Control Tower against a custom landing zone based on setup speed, then discover the real trade-offs six months later when they are trying to enforce a compliance requirement that neither model handles cleanly out of the box. The decision is not "fast vs. flexible." It is about where your governance ceiling sits relative to where your organization will be in 18 months. Getting this wrong means rebuilding your ac