GitHub Copilot CLI adds Rubber Duck review agent

GitHub has introduced an experimental Rubber Duck mode in the GitHub Copilot CLI. The latest addition to the AI-powered coding tool uses a second model from a different AI family to provide a second opinion before enacting the agent’s plan. The new feature was announced April 6. Introduced in experimental mode, Rubber Duck leverages a…

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AI Is Running Into a $7 Trillion Wall

The rise of AI over the past two years or so has often been framed as a high stakes race. Bigger models, unbelievable company valuations, more compute and bigger datacenters. Every milestone reinforced the meteoric trajectory of AI’s growth. Could AI keep scaling without limit? Many hyperscalers and governments aligned around that vision, committing to…

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