The article didn't seem to address customization. Every tmux tutorial I've seen recommends changing the keybindings for the prefix, splitting screens, and other

The article didn't seem to address customization. Every tmux tutorial I've seen recommends changing the keybindings for the prefix, splitting screens, and other frequently-used features. I haven't used screen, so I don't know how hard it is to do that with it. tmux works well enough for my needs.