Wrong. What makes JavaScript popular is how good it is. You can't explain its mass popularity growth in non browser setting (node js ) with its ubiquity. Sure

Wrong. What makes JavaScript popular is how good it is. You can't explain its mass popularity growth in non browser setting (node js ) with its ubiquity. Sure you can. Node.js is not even that impressive: similar solutions exist in lots of other languages, Ruby, Python, even Java. The Node guy wrote Node in JS for two reasons: V8 was a good and fast environment, and JS didn't have much existing libraries, so people could start making new async libs.