address feedback

Author: LiorLieberman

GUIDELINES.md

@@ -16,7 +16,7 @@ The primary purpose of this repository is to serve as a space for defining and i
 To ensure the community is engaging with stable and meaningful artifacts, we are adopting a conservative release strategy:
 
 * **No Releases Until API Readiness:** The repository will **not** publish any official releases, alpha, or beta tags until the maintainers and implementation representatives determine that the core API is ready for broad implementation.  
-* **Commitment to Implementation:** The API is considered "release-ready" once it has a prototype implementation that clearly demonstrates the proposed functionality.
+* **Commitment to Implementation:** The API is considered "release-ready" once it has a prototype implementation that clearly demonstrates the proposed functionality. As a further clarification, this is only one requirement. A prototype may demonstrate the effectiveness of an API but could still use a few more rounds of improvement before we commit to the proposed API.
 
 
 ## Key Timeline and Milestones