I used to believe the speakers recorded my voice, not a built in microphone. I tried this on every speaker I owned and thought that I only had luck with some of them.
A childhood belief about technology

others believed things like this
- I used to believe the angels were in the speakers at church because of the loud female voice singing.Anon
- I thought the Virgin Islands were owned by Richard Branson until I was 24. — LJ
- I thought that the insurance company Aflac was owned by Ben AffleckAnon
- I used to think the song "Who Built the ark? Noah. Noah." was "Who built the Ark? No one, no one!"— Embarrassed Kent Girl
- I thought Busch Gardens was a public garden owned by George W. Bush.Anon
- I used to believe that my life was interesting enough to be a TV show and that they recorded me 24/7Anon