Earlier quoted context omitted.
Most people don't need these things. And more and more companies have devops and infrastructure teams that can deal with that. We're still in a world where every team is a snowflake (the closest things to breaching that was Rails and other server side MVC frameworks similar to it). Once the tech slows down a bit, you'll probably see better solutions. That being said, dealing with legacy code always always suck.
I'd wager a bet that most people using JS today are nowhere close to having devops and infrastructure teams, but are still single people in their bedrooms copying and pasting stuff from Stack Overflow trying to make their online flower shops work. For the life of me I cannot remember who it was, but somebody once essentially said that Javascript had the quality of allowing anybody to bring to life what's in their hea…
I agree though that the vibe is different. Newcomers feel less welcome. I think by the end of this year, we will see a layer of abstraction over a stack similar to the one described in this article, and that it will be the new jQuery, in terms of letting a novice developer make something surprisingly powerful. At least I hope so.