The only way to protect yourself can is to make it out of 1000 Cordera. That will. E your only security if you leave you knife in your pocket or your keys. Other than that there is no way to protect against human error.
You are right you wouldn't blame the car but also a car doesn't fail if you drive it off a bridge and it doesnt float. You learn not to send cars off bridges.
Yosemite Sam: Are you trying to make me look a fool?
Bugs: You don't need me to make you look like a fool.
Yosemite Sam: Yer deerrrnnn right I don't!