improve docs

Author: rustyconover

README.md

@@ -5,7 +5,8 @@
 </p>
 
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-  <strong>Apache Arrow-based protocol for connecting DuckDB to external programs</strong>
+  <strong>Apache Arrow-based protocol for extending DuckDB with any language</strong><br/>
+  <strong>No C++/C/Zig/Rust or compilation and linking required (unless you want to).</strong>
 </p>
 
 <p align="center">