All that notwithstanding, you appear to be much for picking the least probable and most easily allowed-for excecptional cases to dive-bomb an attempt to rein in actual crime.
Then again, if a disabled person cannot get to their personal mailbox, I suspect that having their caregiver walk the item, along with the rest of the mail to the box won't be something high on the deputies' work list.
Or would such be also something you're not much for?
You say the law is needed to cut down on voting crime and then you point out how the police probably won't waste time enforcing it. Make up your mind.