I agree that this flexibility is nice to have, and the comment was a bit tongue-in-cheek, because reading the spec felt like this: length: This word is _banned

I agree that this flexibility is nice to have, and the comment was a bit tongue-in-cheek, because reading the spec felt like this: length: This word is _banned_. Evil. DO NOT USE! chars: Same thing as length, just with a new name oO