Golang emerged as a popular programming language in 2020 due to its advantages over other languages. It offers memory safety, concurrency, garbage collection, and helps manage objects efficiently. Golang sees high adoption rates due to its performance, speed of compilation/execution, portability, support for concurrency and static typing. It is well-suited for developing web, blockchain, AI and IoT applications. Businesses use Golang due to its flexibility with diverse apps, lower costs, improved performance and stability, and easy availability of Golang developers.