Wire · technology
AI Agents Are Exposing the Limits of Legacy Infrastructure
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Fusion42 · 1 October 2026 · Fusion42 review
AI agents reveal the shortcomings of legacy enterprise systems that rely on CRUD architectures, which do not support full history or provenance required for accountability in AI workflows. Experts advocate incremental modernization focusing on event sourcing to enable decision traceability instead of full system rebuilds.
This Wire brief sits within Fusion42's coverage of AI Agents, Enterprise Software and Data Infrastructure.
◆ ◆ The Wire takeaway
You must rethink how your AI workflows store and trace decisions because heritage IT systems won't support trustworthy AI at scale. Start moving towards incremental upgrades that capture full decision history to secure clients relying on AI explanations.
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1 source · 30 Sep 2026
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