- "Because it is not slow?"
If a JS web site like the Kibana dashboard maxes out my CPU core (I have an Intel 5), how is it not slow?
Compared to a native application that would use up max. 3% to 10% of my CPU.
- "You seem not to get it: some people like the language that is why they use it. And: if you want to have the same technology on frontend and backend it makes sense to use node.js on the backend."
Use whatever you like. I'm discussing facts.
- "From a language designer standpoint it is a fine language, a few quirks, yes."
No. From a language designer standpoint it's like the worst language out there, maybe worse than even PHP. Even Brainfuck is better.
The need for === alone makes it the worst language.