And Scala even uses the same keyword "sealed". Glad they took that on the Java side, and didn't change it just for change's sake. Maybe there are other language

And Scala even uses the same keyword "sealed". Glad they took that on the Java side, and didn't change it just for change's sake. Maybe there are other languages that had a sealed keyword but again, with Java, they are clearly accepting as convention some of the things that Scala established, which is a good thing.