Node may be larger than Go today, but in the long term, it’s going to be a flash in the pan. It is critically hobbled by the choice of Javascript as the base language, and events as the core abstraction. If you assemble the right stack of hacks, you can, with much sound and fury, almost write something as simple as Go, but as you scale up it starts getting more complicated, or requires a bizarre stack of libraries, or whoknows.