

And from my reading, helps secure against a situation where an police officer (AKA attacker in the US apparently…) coerces you to unlock the phone (or perhaps even just takes it off you in a locked, but active state), and stores it in a faraday bag with a charger. They do that to keep it ‘alive’ so their experts can break in - a dead-mans reboot can help circumvent even that (as it will just reboot and restore itself to an encrypted rest state, which is much harder to attack)
I remember doing work experience at school in the computer lab. Thought I was gonna learn fun stuff on the servers, ended up cleaning gunk from the rollers if every mouse in the entire school (And cleaning every PC out, and flashing entire labs one by one with updates OS…)