Update CWC's description to specify "cost efficiency" and explicitly name the tool

Author: robertpiosik

README.md

@@ -13,7 +13,7 @@
 
 ## <span style="background-color: #fbb100; color: black; padding: 0.2em 0.6em; border-radius: 999px">Meet CWC</span>
 
-100% free and open source non-agentic coding tool for AI-assisted programming. Built for developers working on large, real-world projects. Optimized for speed, accuracy and cost through manual context selection, it offers a developer experience unmatched by any other tool.
+100% free and open source non-agentic coding tool for AI-assisted programming. Built for developers working on large, real-world projects. Optimized for speed, accuracy and cost efficiency through manual context selection, CWC offers a developer experience unmatched by any other tool.
 
 🧩 Built for VS Code and its derivatives (Cursor, Windsurf, VSCodium, etc.) \
 🙋 Created by an independent developer