> there are plenty of companies using Groovy, Scala, Clojure as well as Python/Ruby on the JVM Jython would be by far the least used of those alternatives, wh

> there are plenty of companies using Groovy, Scala, Clojure as well as Python/Ruby on the JVM Jython would be by far the least used of those alternatives, whereas Scala the most used. Clojure's coming up strong, JRuby's making slow inroads, Kotlin's getting some traction at Ceylon's expense, whereas Groovy's on the slide.