update README

Author: lostmygithubaccount

README.md

@@ -1,5 +1,8 @@
 # Ibis Birdbrain
 
-The portable Python ML-powered data bot for your data project. Currently under construction by slow humans and highly experimental.
+The portable Python ML-powered data bot for your data project. Powered by
+[Ibis](https://ibis-project.org), your data platform,
+[Marvin](https://github.com/prefectHQ/marvin), and your ML platform.
 
-Powered by [Ibis](https://ibis-project.org), your data platform, [Marvin](https://github.com/prefectHQ/marvin), and your ML platform.
+> ![WARNING]
+> Currently under construction by slow humans and highly experimental.