I’m not saying don’t look at other languages, but don’t do so given what was said. Java still runs better than Go. Hadoop, et al won’t necessarily run better as

I’m not saying don’t look at other languages, but don’t do so given what was said. Java still runs better than Go. Hadoop, et al won’t necessarily run better as C++ or Rust. Distributed system performance is often dominated by setup and other negotiating between the components in the system. Java still has better, well tested in prod libs. Shiny is not better.