Comment by fg137

The most used browser comes from the same company that runs the largest ad network.

It's the browser that introduced many of these APIs in the first place.

That should answer the question.

(If you ask me if a browser should report how many cores the machine has, including physical and logical ones, I would answer never, every time. But not everyone thinks that way. https://developer.mozilla.org/en-US/docs/Web/API/Navigator/h...)