more flavor in readme

README.md

@@ -7,6 +7,8 @@ Made easy with writable views
 
 Designed to be loaded into grafana (see the .json files herein)
 
+Uses a recursive CTE to get around unhelpful var interpolation in the sqlite data source (see [here](https://github.com/fr-ser/grafana-sqlite-datasource/issues/88))
+
 Pic related
 
 ![get you some](https://github.com/teodesian/memmon/blob/master/example.jpg?raw=true)