Neuralink is being developed using monkeys, which have been subjected to tremendous amounts of pain
https://nypost.com/2022/02/10/elon-musks-neuralink-allegedly-subjected-monkeys-to-extreme-suffering/?utm_campaign=iphone_nyp&utm_source=pasteboard_app
https://nypost.com/2022/02/10/elon-musks-neuralink-allegedly-subjected-monkeys-to-extreme-suffering/?utm_campaign=iphone_nyp&utm_source=pasteboard_app