The Stagnation of the Context Window We have hit a plateau in AI-assisted development. While LLMs have grown smarter, the "Standard Copilot Experience" (VS Code extension) works fundamentally the same way it did two years ago: it acts as a very smart autocomplete. The friction point isn't writing a single function; it's architectural refactoring. When you modify a core Type definition or a database schema, the standard Copilot extension fails to propagate those changes across the 40 files that depend on it unless you manually open each one. This is "Context Fragmentation." Engineering teams are currently paralyzed by a choice: stick with the safe, enterprise-approved GitHub Copilot extension, or migrate the entire IDE workflow to Cursor to access "native" codebase indexing. Root Cause: RAG Limitations vs. Local Embeddings To understand why Cursor outperforms standard Copilot in complex refactors, we must look at how context is retrieved. 1. GitHu...
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