1 Steve: How far do we want to go back in time?
1 Jane Goodall: 24 hours should do it.
2 Steve: {arcane symbols} 24 {more arcane symbols}
3 {scene change: They are standing in a jungle}
4 Jane Goodall: Oh, now I remember. {arcane symbol} doesn't mean hours. It's a period of time equal to roughly 6 million years. {a dinosaur appears}

Well, that's less than eleven orders of magnitude wrong. That's virtually identical in astronomy terms!*

* Astronomer joke.