This week, in The Batch, Andrew Ng discusses the idea of creating a shared platform, similar to Stack Overflow, where AI coding agents can share what they've learned to help improve documentation and each other’s performance. Plus: ⚙️ OpenAI launches GPT-5.4 with stronger coding and agentic skills 📱 Mobile AI apps surge in downloads and revenue ⚡ Tech giants build private power plants for AI data centers 🖼️ Apple speeds up diffusion image training with compressed embeddings Read The Batch…