I spent years trying to get people to leave Objective-C(rap) for Swift. The people who listened are super happy now.

Now I will spend years trying to get people to leave RxSwift / UIKit for SwiftUI / Combine …

And(roid)

Android

Spend years trying to get people to leave RxJava / Java / XML for Compose / Kotlin (Sharded/Flow)

But declarative / reactive programing built into the language / platform will make everything better for everyone.