xkcd #3298: Aerospace Flowchart
Title text:
Someday, we will find the problem that goes with this solution.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3298/
No we use good old fashioned methane yes sir patented blimp gas here
I have spent the last year trying to find copies online of a musical some friends wrote while I was in college. It's called Hindenburg: Oh the Humanity!