Enhance README with dynamic content features

Added a section about dynamic content and commenting features.

Author: HanClinto

README.md

@@ -4,7 +4,9 @@ Want a blog? [Fork this repo](https://github.com/HanClinto/SimpleGitBlog/fork),
 
 I don't know if anyone else would ever want to use my AI-coded slop when they can vibe their own, but in case you do, it's batteries-included.
 
-Because posts are issues (not code), they aren't copied when you fork the repository. Discussions from users are [comments on those issues](https://github.com/HanClinto/SimpleGitBlog/issues/2#issuecomment-4240186490). So you can fork the repo and you get all of my code with none of my content. No database to configure -- it uses the Github project itself as the data source. Simple, clean.
+Because posts are issues (not code), they aren't copied when you fork the repository. Discussions from users are [comments on those issues](https://github.com/HanClinto/SimpleGitBlog/issues/2#issuecomment-4240186490). So you can fork the repo and you get all of my code with none of my content. 
+
+It feels social any dynamic -- people can comment on posts, and the blog will pull in data dynamically from your activity on YouTube or Hacker News. But there's no database to configure -- it uses the Github project itself as the data source. Simple, clean.
 
 Want to let someone else post on your blog? Add them as a collaborator on the repo.