In the latest releases of Elasticsearch and Kibana, a lot has been done to integrate runtime fields smoothly and unleash all it’s power naturally.  In a few clicks, you can create virtual values for formatting or calculating values without reindexing the whole index.  The runtime field can now be called in total transparency like any other elasticsearch _source field.  But it’s still a virtual field, calculated on the fly at query time, just like scripted fields.  So, it’s a very…