What percentage of launch-capable civilizations have their own cautionary fable equivalent to the Slylandro civilization in Star Control 2, or the grey goo of Engines of Creation?

The probes reached their replication limit, then went into hibernation when they phoned home, and subsequently failed to receive a reset signal. Or perhaps they simply propagate too slowly. Imagine if the Morris worm spread only half as fast as the growth of the Internet itself.