Yes, that's absolutely possible. My company is making a b2b product. We have challenges and sometimes the scope of the new features can be huge. But I never felt big pressure.
As a Java developer, why the hell does Javascript still doesn't have a equivalent of Gradle or Maven? An extensible build tool that does it all and uses sensible defaults?
As it has been said bazillion of times, the problem is that comments get outdated quickly. And yes, there is self descriptive code,and I'd wager 80 percent of the code is self descriptive. Comments should be reserved to describe something that might be surprising or not obvious. And for the apis.
This is a completely stereotypical and offensive view of extraverted people. You conflated them with loud and inconsiderate individuals. I suggest you read up on what extraversion is, because it's not pestering random people with small talk.
As a side note: the culture or installing stuff via curl is like a virus. If you check the npm docs, they say "We strongly recommend using a Node version manager like nvm to install Node.js and npm". Then if you check nvm docs, the primary installation method is curl to bash, and not even from their official website - it pulls stuff from github...