The US Department of Defence has deployed an internal AI system for military and administrative use, described in coverage as comparable in function to ChatGPT and Grok — a general-purpose conversational AI operating inside DoD infrastructure. The deployment is notable for several reasons beyond the obvious national security dimensions. The DoD is the world's largest employer and one of the largest procurers of enterprise software. Its decision to deploy a general-purpose AI chatbot internally — rather than waiting for purpose-built military AI systems — signals that the enterprise AI adoption curve has reached an inflection that no longer respects institutional caution norms. The same patterns that drove general-purpose AI into consumer use in 2022-2023 are now driving it into the most security-sensitive enterprise environment on the planet. For enterprise technology leaders watching the DoD's procurement decisions as a lagging indicator of broad institutional adoption, this deployment suggests the lagging indicator has caught up.