xkcd #3220: Rotational Gravity
Title text:
I don't get it. The peak acceleration for passengers was WAY lower than in the giant-waterslide-loop-the-loop incident the other cruise line fired me for.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3220/
The clarification is the punchline at the bottom.