If you check the 'persistent settings' box, you can close the GUI and keep your settings.
Under the 'options' menu, you can also check 'apply settings at logon' which will apply your settings when you log on without loading the GUI at all.
Also, we haven't completely ruled out developing a proprietary driver, but it's not the kind of thing that can be done overnight. We're still exploring our options.
If you have any more questions, feel free to use the email or discord links on the website.