Yes, I recognize that. Perhaps I didn't explain it clearly in the post. Nine of the teams used coffeescript, but only six used therubyracer. What did they use f

Yes, I recognize that. Perhaps I didn't explain it clearly in the post. Nine of the teams used coffeescript, but only six used therubyracer. What did they use for js if not therubyracer? I'm guessing node. Edit: 9=>6 per the blog post