I grew up in the 1950's and our first TV was black and white. I knew there a was a disease called TB, and I misheard that as TV. So, as a little guy, I was terrified to sit too close to the TV and get TB. This was doubly hard on me as I was near sighted.
A childhood belief about tv

others believed things like this
- I used to think that Alzheimers disease was called Old Timers Disease.— Justin
- I used to believe that all old people got the disease "OLD TIMERS DISEASE" Instead of alzheimers disease :D— MollyJohnson
- I thought that old movies were black and white because the world was black and white then. — K
- I used to think that the old days were actually black and white because of the old black and white pictures.— Leigh Taylor
- When I was 10, I thought that nausea was called Lack-O-Candy Disease. My mom made it up— Teddybearhaha
- That Alzheimer's Disease was Old Timer's Disease.— Todd K