I used to believe that computers were powered by hamsters in wheels inside the case, because of the constant whirring sound. Then i found out it's not hamsters, it's guniea pigs.
A childhood belief about technology

others believed things like this
- I used to believe that there were lots of hamsters in the wheels of the car, and that's what made it go.— Jade
- ...that ham came from hamsters.— Tom Raywood
- I used to believe that ham came from hamsters.— Paul
- I used to believe that male hamsters just had very big bottoms.— Karen
- i used to believe Amster dam was a dam made out of hamstersAnon
- I used to believe Amsterdam was a dam made out of hamsters.Anon