The reality is that even tools produced by concentrated capital and mass appropriation can also increase the productive capacity of a small free-software project whose code remains available under copyleft. They're not "infected" and contagious. They're tools.
They can deskill and dispossess workers; they can extend what a particular worker is able to make. Which tendency dominates, under what conditions, and to whose benefit are material questions.
"AI bad" is not an answer to them, any more than tech-bro "innovation good" is.