I used to think that data was stored on C.Ds by making a unique combination of scratches on the disc while it was in the drive, kind of like braille.
A childhood belief about technology

others believed things like this
- I used to believe pee was stored in your stomach and poo was stored in your back.— Rob
- When I was younger I thought the disc holder for our TV would explode if you put too many discs in. Anon
- When I was a child, I used to believe that Catalonia was the unique part of land of the world.Anon
- I used to think that poop was stored in your buttocks and that's why they're squishy.Anon
- i used to think that your butt cheeks is where your poop was stored. Anon
- When I was little I thought that my urine was stored in my scrotum until I needed to wee.— Bryan