> Adding to the woes, the code emitted by 2.12 is slower ( https://news.ycombinator.com/item?id=12066653 https://news.ycombinator.com/item?id=12066653 ) Read t

> Adding to the woes, the code emitted by 2.12 is slower ( https://news.ycombinator.com/item?id=12066653 https://news.ycombinator.com/item?id=12066653 ) Read the article and you will notice that Scala 2.12-M5 will solve some of this slower code emittion. It's in the middle of your linked article.