bit rot

Noun

 * 1)  The putative tendency of content in storage to become corrupt over time.
 * 2)  The tendency of software in storage to develop bugs over time due to minor incompatibilities with newer operating environments.
 * 1)  The tendency of software in storage to develop bugs over time due to minor incompatibilities with newer operating environments.
 * 1)  The tendency of software in storage to develop bugs over time due to minor incompatibilities with newer operating environments.