Comfort and Convenience
Cabin temperature is a preference people rarely agree on: some travel warm, others want air moving constantly. Clothing, build and how long someone has been sitting all feed into it, so the setting usually ends up negotiated.
Safety and Driver Assistance
Learning where the essentials sit, such as lights, wipers, demisting and the hazard switch, is worth doing while parked. Working them out mid-journey divides attention exactly when weather or traffic has already made things busier.
Multimedia and Connectivity
Keeping a phone charged is its own concern, separate from playing music or taking calls. If a car offers a charging point within reach of the passenger seat, the person navigating is not rationing battery on a longer drive.