# 133 - Swift Concurrency is Gaining Broader Adoption
It has been almost 5 years since Swift 5.5 introduced a new concurrency model aligned with modern programming paradigms. From 5.5 to the current 6.3, the Swift community has been actively advancing the evolution of concurrency APIs through small, iterative steps. However, this process hasn't exactly been smooth sailing for developers, who had to grapple with a plethora of new keywords, complex isolation concepts, and some confusing anti-patterns.