These books are short, you could probably safely filter out anything over 200. At the least you could remove anything over 3 digits.
Test cases:
1981 (years)
66666666 (people holding down on a key)
This is assuming this is only being used for Wil's Choose Your Own Adventures. If not, maybe it could be a feature flag? (I'm not familiar with this tech.)
These books are short, you could probably safely filter out anything over 200. At the least you could remove anything over 3 digits.
Test cases: 1981 (years) 66666666 (people holding down on a key)
This is assuming this is only being used for Wil's Choose Your Own Adventures. If not, maybe it could be a feature flag? (I'm not familiar with this tech.)