Yes, it’s from a book called “Uncle John’s Bathroom Reader” and that book was resting on a closed toilet seat in a nation that only kind of uses the metric system in certain situations… however, you’d be surprised how much you can learn after a single visit to any local fast-food joint!
Coincidentally we accidentally got really close to 1/300 000 000th the speed of light in a vacuum. 299 792 458 m/s.
Honestly, humans are pretty damn lucky when it comes to cosmic coincidences.
Thinking about you, moon and Jupiter.
Which makes a nanolightsecond almost one foot (with less than a 2% margin of error)