> Common languages like node.js, Python, R, OCaml, etc. do NOT let you use all your cores "by default"
If the code is written in a distributed fashion from the start then it can be designed so it's one python/node/R process per core. And that makes the transition to distributed servers simpler anyway.
If the code is written in a distributed fashion from the start then it can be designed so it's one python/node/R process per core. And that makes the transition to distributed servers simpler anyway.