What are the key differences between Kotlin and Java, and why should developers choose Kotlin?

Kotlin offers significant improvements over Java while maintaining full interoperability:\n\n**🔒 Null Safety**\n\n\n**✂️ Concise Syntax**\n\n\n**🔧 Extension Functions**\n\n\n**🎯 Smart Casts**\n\n\n**⚡ Coroutines vs Threads**\n\n\n**🏆 Why Choose Kotlin:**\n• **100% Java Interoperability** - Use existing Java libraries seamlessly\n• **Reduced Boilerplate** - Up to 40% less code than Java\n• **Modern Language Features** - Functional programming, type inference\n• **Google's Preferred** - First-class support for Android development\n• **Multiplatform** - Share code between Android, iOS, Web, Desktop\n• **Growing Ecosystem** - Strong community and library support\n• **Easy Migration** - Gradual conversion from Java projects\n• **Better Developer Experience** - Enhanced IDE support and tooling