I've used it to write a real time HN clone using GRPC. It was a wonderful experience. The Java interop is no joke, it works flawlessly. When you have the optio

I've used it to write a real time HN clone using GRPC. It was a wonderful experience. The Java interop is no joke, it works flawlessly. When you have the option to use Java 8 without caveats (unlike in Android), the benefits of Kotlin aren't really _that_ visible. I'm never going back to Java on Android though.