True, but JRuby comes with it own huge bag of rough edges (read: no C extensions for you without a bit PITA). IronPython is in a similar boat. That said, I do

True, but JRuby comes with it own huge bag of rough edges (read: no C extensions for you without a bit PITA). IronPython is in a similar boat. That said, I do prefer JRuby to Scala.