Depending on the code, it can be freaking hard to track down what that 'i' means, especially when someone writes a coding standard (or a language) where it requires all variables to be defined at the beginning of the function instead of close to location of use.
on the other hand, if it was named something like number_of_records it would be clearer.
on the other hand, if it was named something like number_of_records it would be clearer.