Speaking of underlying motives... you strongly imply that Heron was not a significant improvement on Storm and doesn’t “work well for end users.” Without eviden

Speaking of underlying motives... you strongly imply that Heron was not a significant improvement on Storm and doesn’t “work well for end users.” Without evidence. Why? Re: motives, “Heron grew out of real concerns Twitter was having with its large deployment of Storm topologies. These included difficulties with profiling and reasoning about Storm workers when scaled at the data level and at a topology level, the static nature of resource allocation in comparison to a system that runs on Mesos or YARN, lack of back-pressure support, and more.” “Although Twitter could have adopted Apache Spark or Apache Flink, that would have involved rewriting all of Twitter's existing code.”[1] [1] https://www.infoworld.com/article/3078134/analytics/had-it-with-apache-storm-heron-swoops-to-the-rescue.html https://www.infoworld.com/article/3078134/analytics/had-it-w...