↫ Home 2024 October 23 Introduction (you are here) Threads Async Important Mistakes Part One: Futures Part Two: Tasks Part Three: IO Async/await, or "async IO", is a new-ish​Rust added async/await in 2019. For comparison, C# added it in 2012, Python in 2015, JS in 2017, and C++ in 2020. language feature that lets our programs do more than one thing at a time. It's sort of an alternative to multithreading, though Rust programs often use both. Async is popular with websites and network services th...