Automotive security is such a terrible example for the security/usability tradeoff. Cars would be no less usable, but incredibly more secure, if they simply is

Automotive security is such a terrible example for the security/usability tradeoff. Cars would be no less usable, but incredibly more secure, if they simply isolated the brakes on a separate CAN bus. Security/usability tradeoffs do exist, but it's not zero-sum. Linus seems to think it is, which is why Linux will never come close to being a truly secure computing platform.