I think in that context "slave/master" is much worse than just "master node", as it's explicitly that relationship. In the ATA spec for example, the master/slav

I think in that context "slave/master" is much worse than just "master node", as it's explicitly that relationship. In the ATA spec for example, the master/slave terminology no longer appears: https://en.wikipedia.org/wiki/Parallel_ATA#Master_and_slave_clarification https://en.wikipedia.org/wiki/Parallel_ATA#Master_and_slave_... Similarly, Jenkins started moving from "slave" to "agent" in 2016, and is now working on other terms such as master, whitelist/blacklist, etc: https://www.jenkins.io/blog/2020/06/18/terminology-update/ https://www.jenkins.io/blog/2020/06/18/terminology-update/