Update README to clarify independence and improve cost-efficiency description

Author: robertpiosik

README.md

@@ -12,16 +12,15 @@
   <a href="https://marketplace.visualstudio.com/items?itemName=robertpiosik.gemini-coder"><img src="https://img.shields.io/badge/Install-VS_Code_Marketplace-blue" alt="Get from Visual Studio Code Marketplace" /></a> <a href="https://open-vsx.org/extension/robertpiosik/gemini-coder"><img src="https://img.shields.io/badge/Install-Open_VSX_Registry-a60ee5" alt="Get from Open VSX Registry" /></a> <a href="https://github.com/robertpiosik/CodeWebChat/blob/dev/LICENSE"><img src="https://img.shields.io/badge/License-GPL--3.0-green.svg" alt="GPL-3.0 license" /></a>
 </p>
 
-Code Web Chat is a free and open-source (FOSS) AI coding toolkit.
+Code Web Chat is a free and open-source (FOSS), independent AI coding toolkit.
 
 ✍️ **Construct coding prompts for...**
 
 - Chatbots—_[Gemini](https://gemini.google.com/app), [ChatGPT](https://chatgpt.com/), [Claude](https://claude.ai/), [Grok](https://grok.com/), [DeepSeek](https://chat.deepseek.com/), etc._
 - APIs—_[Google](https://aistudio.google.com/api-keys), [OpenAI](https://platform.openai.com/api-keys), [OpenRouter](https://openrouter.ai/settings/keys), [local Ollama](https://ollama.com/search), etc._
 
 💅 **Apply responses**—interactive multi-file changes integration \
-🤙 **Fully-featured**—tab completions and commit messages \
-🫰 **Cost-efficient**—optimized for [prompt caching](https://platform.openai.com/docs/guides/prompt-caching) \
+🫰 **Cost-efficient**—optimized for [prompt caching](https://platform.openai.com/docs/guides/prompt-caching) across tasks \
 ✋ **Privacy-first**—strict zero telemetry policy
 
 <p>