Have you not had a computer do something unexpected in the last 17 years? A bit flip might look like a kernel or application crash. Have you ever saved a file t

Have you not had a computer do something unexpected in the last 17 years? A bit flip might look like a kernel or application crash. Have you ever saved a file that couldn't later be opened by an application? You probably blamed the application for being buggy, but it could have been an upset. Bit flips / upsets cause all sorts of odd behavior.