This is sadly typical arrogant HN commentary jumping off to sound clever, cynically playing on the 'engineer mentality' fallacy, having put no effort to discredit the argumen as witnessed by the now clearly stupid argument presented, yet selfishly putting the onus on others to correct. It's quite sociopathic.

Would you rather I suffer from Gellman Amnesia?

https://www.johndcook.com/blog/2021/01/18/gell-mann-amnesia/

If you can’t trust someone’s analysis about something you know about, why trust him about something you don’t?

I dunno, going in with the starting assumption that Matt Stoller is innumerate and/or will twist statistics to support his otherwise specious arguments is not a terrible approach.

On the particulars of this number, he seems to be close enough, but it’s not nearly as shocking with any context: The average American household Walmart spend is comparable, Apple captures almost half that with a handful of devices and services.