In this year top-5 promising languages list, I put Kotlin in fifth place among the languages that you should definitely check in 2017. This week Google I\O announced that Kotlin is now an officially supported language for Android Development. I like to be right in my forecast. However, I need to be honest. Back then, I didn’t know well why I put it there. I just had some kind of ethereal intuition.

In the article I wrote: