I used to believe that computer games had "good" and "bad" moods. On Good days they were easier to play and you got more bonuses. On bad days you died alot and did not get free lives etc.
A childhood belief about computer games

others believed things like this
- I used to think that board games were called bored games because you play them when you're bored.Anon
- I thought there was some video games so hard that if you died on them you also died in real life!— Kakuri
- I used to believe that boarding school was where people went to play board games.Anon
- I used to believe that when i died it was like a super mario game... I had a certain number of lives.— David...waffles
- i used to believe that if you got barked at by a dog you would die in 45 days— woza
- I use to believe that peeing was bad for your body, and it should only be done once per 3 days— Master P