jfruh writes: Most day-to-day programmers have only a general idea of how compilers transform human-readable code into the machine language that actually powers computers. In an attempt to streamline applications, many compilers actually remove code that it perceives to be undefined or unstable — and, as a research group at MIT has found, in doing so can make applications less secure. Link to Original Source
"The urge to destroy is also a creative urge."
[ed. note - I would say: The urge to destroy may sometimes be a creative urge.]