

It’s there to protect you from crimes of opportunity. Like if your car is locked, a thief could decide to pick the lock, smash the windows in, or find another victim, but they would have no second thoughts if your car were already unlocked. The password deters a casual hacker and buys you some time to notice and deal with anyone seriously trying to break in.
In an ideal case of disk encryption and a well-designed lock screen, the password forces a would-be intruder to either spend lots of time guessing it or shut down the computer, thereby discarding the encryption key from memory and thwarting the attack.


Me realizing I’m ahead of the game because I live in a home with a septic tank. But when you have to pump that tank every 5 years, if you can’t do that yourself, it’s going to be a lot less anonymous than a centralized sewer.