Fix crazy typos and further clarify

Author: joshmoore

draft/ZEP0009.md

@@ -129,8 +129,8 @@ raw names and URI-based.
 
 2. **URI-based names** can be used by anyone without further coordination
    though the assumption is that users reasonably "own" the URI.
-   URIs have been chosen do to ther self-documenting nature
-   therefore the URL SHOULD resolve to a human-readable explanation of the extension, but
+   URIs have been chosen due to their potential for being self-documenting and
+   *strong recommend* that the URL SHOULD resolve to a human-readable explanation of the extension, but
    implementations SHOULD NOT attempt to resolve the URL during processing.
    There are no guarantees in terms of versioning or compatibility. However,
    preserving backwards-compatibility is strongly encouraged. See the