Go scales quite well across multiple cores iff you decompose the problem in a way that's amenable to Go's strategy. Same with Erlang.
No one is making "excuses". It's important to understand these problems. Not understanding concurrency, parallelism, their relationship, and Amdahl's Law is what has Node.js in such trouble right now.
No one is making "excuses". It's important to understand these problems. Not understanding concurrency, parallelism, their relationship, and Amdahl's Law is what has Node.js in such trouble right now.