>It solves the problem of wasted energy delivering mail people don't want, like junk mail/spam. Even if that was true, which it isn't as far as I can tell, tha

>It solves the problem of wasted energy delivering mail people don't want, like junk mail/spam. Even if that was true, which it isn't as far as I can tell, that would be counter to the USPS's goals. They make a lot of their money delivering junk mail.