I doubt the libc default in established systems can change now, but newer languages and libraries can learn the lesson and do the right thing. For instance, Go

I doubt the libc default in established systems can change now, but newer languages and libraries can learn the lesson and do the right thing. For instance, Go sets TCP_NODELAY by default: https://news.ycombinator.com/item?id=34181846 https://news.ycombinator.com/item?id=34181846