For years I’ve kept a dedicated key mapped to `xset dpms force off` and tap it habitually when temporarily taking my attention away from the screen e.g. during

For years I’ve kept a dedicated key mapped to `xset dpms force off` and tap it habitually when temporarily taking my attention away from the screen e.g. during lectures or when conversing with someone, as a small gesture of respect to the other party and a gentle guide for myself.