https://linuxconfig.org/how-to-install-the-nvidia-drivers-on-ubuntu-18-04-bionic-beaver-linux
https://www.cyberciti.biz/faq/ubuntu-linux-install-nvidia-driver-latest-proprietary-driver/
https://www.linuxbabe.com/ubuntu/install-nvidia-driver-ubuntu-18-04 (great)
https://my.oschina.net/farces/blog/2209486