Volatile is an interesting one because it highlights a facility of the JVM that some other runtimes don't provide, namely multi-threading AND multi-process. Som

Volatile is an interesting one because it highlights a facility of the JVM that some other runtimes don't provide, namely multi-threading AND multi-process. Someone coming from node or python for example may not appreciate what's going on behind the scenes unless they go looking or have been exposed to those ideas.