xkcd #3251: Time Machine Conversation
Title text:
It’s possible to do sea navigation without a compass, but you’ll have to get some spoilers from the Polynesians.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3251/
I’m pretty sure iron age people knew the concept of spoiled food and would be able to apply that to stories. You people know it has nothing to do with car spoilers, right?