I've spent time exploring this playground and its accompanying documentation, and found it to be a big step forward in making it easy for folks to experience some of Flink's key features firsthand. From a training and educational perspective, I'd love to see this in 1.9.
*David Anderson* | Training Coordinator Follow us @VervericaData -- Join Flink Forward - The Apache Flink Conference Stream Processing | Event Driven | Real Time
