Humidity, heat changes, and oxidizstion is literally the only thing that should kill a phone nowadays, usb c last for 50 years of normal charging, screens are practically indestructible.

There is no reason your phone should break before cell towers stop supporting it.

That’s also the case for any phone.

if you take care of your phone then it will be electronic waste because cell towers don’t support it anymore before it actually breaks.

Your phone will literally turn to rust before your charging port should break from use. A glass screen should never scratch unless you carry lose diamonds in your pocket.