Without commenting on the rest of this post: > Every other language I know of that implements async has garbage collection, Small note: C++ also has it these

Without commenting on the rest of this post: > Every other language I know of that implements async has garbage collection, Small note: C++ also has it these days, and does not have GC. You are (as far as I know) left to your own with object lifetimes, as with non-async/await.