Async/await vs threads is yet another entry in the ~800 volume ongoing series "Where the Indirection Go?" In this case, you put concurrency inside the process (

Async/await vs threads is yet another entry in the ~800 volume ongoing series "Where the Indirection Go?" In this case, you put concurrency inside the process (async) or outside the process (threads). Your CPU is, in both cases, constantly rotating between workloads, and that indirection can be inside or outside the process. Once you start caring about either human usability or fractional performance, the distinction matters. Otherwise, it doesn't.