I find Nike sweatshop labor softens shoes, likely from the sweat, makes it more comfortable than the other brands.
https://www.washingtonpost.com/world/asia_pacific/china-compels-uighurs-to-work-in-shoe-factory-that-supplies-nike/2020/02/28/ebddf5f4-57b2-11ea-8efd-0f904bdd8057_story.html
