There are a lot of controller settings and PC keybindings in Borderlands 4. Most of these involve combat and movement, but PC players can enjoy a few extra shortcuts to help them navigate the menus.
Have fun doing it without a hub. It might be possible, but you'll need 7 NIC's (I think). There are a few other configurations as well, but they would still require all those NIC's. The cost of two to ...