Microsoft reframes Copilot accuracy

- Podcasts argue Microsoft 365 Copilot failures are a systems problem — embeddings and vector indexes didn’t stop hallucinations in real deployments. (x.com) - Hosts point to source curation, permissions, stale metadata and brittle connectors as root causes, not just model tuning or search alone. (media briefing) - The practical shift: teams must invest in governance, integration and content hygiene after rollout, not only in adding more retrieval layers. (media briefing)