A fatal flaw in nodejs, and is it worth paying attention to?

Question

Node.js

I am learning nodejs.
I came across a video .
It became scary. I asked myself, is it necessary?
All my ideas are related to SPA applications. I thought there was nothing better than a node for this.
How much should be afraid of what is said in the video?
As an alternative, I began to consider Python for server code.

Answer 1

Tell you about a fatal flaw in Python?
Gil.
However, they write on it. And very smart and qualified people in the largest offices (Google, for example).
Don't worry - there is no universal cool programming language without flaws.
Watched the video - Praemonitus praemunitus Evaluated
, estimated, taken into account in their architecture.

Answer 2

You can use node-fibers and forget about this fatal flaw.