diff --git a/README.markdown b/README.markdown
index 9efd939..1c12ceb 100644
--- a/README.markdown
+++ b/README.markdown
@@ -5,6 +5,8 @@ basic of functionality.
 
 You can see an example of this service running at [➼.ws][example]. 
 
+File uploading with an Amazon S3 backend has been recently uploaded and works but is known to be very buggy. YMMV.
+
 ## Installation