> But why do so many projects depend on Zookeeper? Hadoop ecosystem legacy. Most companies adopting tech like Druid were already running Hadoop and had Zookeep

> But why do so many projects depend on Zookeeper? Hadoop ecosystem legacy. Most companies adopting tech like Druid were already running Hadoop and had Zookeeper as a result. Probably made sense to take advantage of a reliable, or at least well-known, system.