Comment by anta40

I think Go is fine for application development (any stuffs that runs on top of OS).

But for system programming, which is generally understood as developing OS kernel (filesystem, memory management, device driver etc) or embedded which you built a mini OS), then Go is not the proper choice (features like coroutine, AFAIK, needs OS). You'd want C/Pascal/Rust/Zig/<what else?> ...