The Galactic Piloting System. Avoids collisions and hazards and pilots quickly and efficiently. It was a landmark legal battle that was only settled when the species trademarked as the Playback Worm was discovered to be HEALTHIER in the manufactured kit than any discovered in the wild, to live longer, and, when dying of old age, to have brains indicative of a perfectly happy life.
. . . but then, they watch movies all day, right? Pretty good life for a worm.