Manufacturing output has more than doubled in the US since 1980: https://fred.stlouisfed.org/series/IPMAN#

This isn’t remotely true, the United States is the second largest manufacturing nation by value [1]. And manufacturing is still the dominant industry in many regions of the US. We might not be great at making consumer goods, but consumer goods is only a small subset of all manufacturing.

1. https://en.wikipedia.org/wiki/Manufacturing

2x was being generous. many us made things are outpriced on say amazon by 1.25 or 1.5 even but get far fewer clicks because of the sort algorithm.

that's really not true. for example, i stopped buying shit underwear and bought made in the usa underwear and it's been great.