I only know of Vance what I've read in the last week or so but this is more bloviation and less actual journalism.

Trump’s veep pick overcame generational poverty and a dysfunctional family. But the life lessons he celebrates are a dead end for the rest of us.

The author never explains why JD's ideas are dead ends.

Vance outlines the only two principles he feels are important: get more money, get more power.

If you actually want to change things this is great advice.

But, he spends the majority of his political tirades against individuals themselves describing how people become reliant on a welfare state and become lazy, self-hating, and apathetic as a result.

I'd have to read his actual words to know whether this is an accurate summary. I know that his tech bro backers would probably agree with the idea that the welfare state is expensive, poorly managed and a net negative in it's current state.

Much of his rage towards immigrants...

He married an immigrant.

Vance is a new type of masculine heroine that views his brain as his greatest asset...

Having self-control, intellect and being industrious has always been a part of a healthy masculine identity. Not sure what he means by "new".

and wants taxes to stop limiting his use of it.

If you are smart and want to use your resources to change things then taxes get in your way. If on top of that you think taxes are wasted by being sent to foreign countries or subsidizing the unlawful entry and residence of foreigners on American soil then you will want to stop paying them entirely. (He talked about this a bit in his speech)

I recommend this article if you want insight on what makes him tick.