Anthropic published an AI-Native SDLC playbook last week. Its central claim: code generation is no longer the slow part of delivery. The stages around it, planning, review, security sign-off, release, still run at human speed. Once agents write most of the diff, that mismatch has to break one of two ways: review queues grow until the speed gains disappear, or code ships under-reviewed. Neither is acceptable if you're regulated, and neither is great even if you're not. Their fix is structural,...