This is where the good old car analogy falls apart doesn't it :) I have this software package that I happen to own (the car) whose engine (the backend code) is

This is where the good old car analogy falls apart doesn't it :) I have this software package that I happen to own (the car) whose engine (the backend code) is claimed to be nonexistent, which annoys me slightly more than just "slightly" which motivates me enough to exchange micro-rants on forums with complete strangers.