edit blurb on release championing

Author: ceki

README.md

@@ -13,9 +13,20 @@ More information can be found on the [SLF4J website](http://www.slf4j.org).
 # Search org.slf4j artifacts on Maven Central
 [![Maven Central](https://img.shields.io/badge/Search%20org%2Eslf4j%20artifacts%20on%20Maven%20Central-2.0.x-green)](https://search.maven.org/search?q=g:org.slf4j%20AND%20v:2.0.%3F) 
 
+
+# In case of problems
+
+In case of problems please do not hesitate to post an e-mail message
+on the slf4j-user@qos.ch mailing list.  However, please do not
+directly e-mail SLF4J developers. The answer to your question might
+be useful to other users. Moreover, there are many knowledgeable users
+on the slf4j-user mailing lists who can quickly answer your
+questions.
+
 # Urgent issues
 
 For urgent issues do not hesitate to [champion a release](https://github.com/sponsors/qos-ch/sponsorships?tier_id=77436).
+In principle, most championed issues are solved within 3 business days ensued by a release.
 
 # How to build SLF4J