Pop Quiz what is wrong with this code?

[Kagamin]

On Monday, 22 June 2020 at 18:37:41 UTC, Steven Schveighoffer 
wrote:
> I guess he didn't specifically reject that answer, but 
> proceeded to say something else is the "bigger problem".

The problem is that nonnumbers are converted to float, but they 
were intended to be compatible only with signed integers, such 
conversion doesn't change the bit pattern and most of the time 
the last bit is useless anyway.