Update README.md

README.md

@@ -34,7 +34,7 @@ tags:
 - example workflow for the original [safetensors](https://huggingface.co/calcuis/ltxv-gguf/blob/main/workflow-ltxv-safetensors.json)
 
 ### Review
-- Q2_K is not usable; keep it for testing only
+- q2_k is super fast but not usable; keep it for testing only
 
 ### References
 - base model from [lightricks](https://huggingface.co/Lightricks/LTX-Video)