I'd argue that compile-time is really nice exactly because it can be mixed with runtime. It takes some time to get a good grip of it, but in the end I realized

I'd argue that compile-time is really nice exactly because it can be mixed with runtime. It takes some time to get a good grip of it, but in the end I realized that a lot of code can actually be made comptime. I agree that async is peculiar, but I think it is still too early to decide if this works or not.