Kotlin has become very popular in the Android development community. This has been an ongoing process over the past 4-5 years, and has seen Kotlin go from a small, community-driven niche to the primary development language for Android.
First class Kotlin for Android
Adopting Kotlin for Android
This increase in popularity for Android development really started to take off in 2015, but it was two years later, in 2017, when Kotlin really came to the fore. That was when Google officially announced support for Kotlin as a development language for Android.
When Android Studio 3.0 was released in October 2017, there was no longer a major technical obstacle to the adoption of Kotlin in established projects. Organizations or teams...