Not a Number
Not a Number
Good price.
Not a Number
Good price.
"That makes it free, right?"
Not only that, it makes your entire purchase free due to NaN arithmetic.
But as you mention, NaN propagates.
\
So at checkout, your wallet will become NaN, as the shops money balance. Then it will spread to your bank account and before you realize what happens the whole banking-district is in flames.
no, it costs NaN, now remove NaN from your account...
...oh no
Technically it has a pricetag, so...