Oh happy day! But, wait!
After prying them open, they found nothing but the packing list and a plastic covered cardboard insert and a hole ripped in the plastic where the adapter should have been.
Every affected buyer who called Apple Support (1-800-676-2776) were told their orders would be fulfilled again and that Apple would be disputing the issues with UPS and/or other postal carriers.
According to Apple customer service representatives, affected customers will be placed at the head of the line for these adapters since they are in heavy demand and backordered.
Did your Apple Lightning to 30-pin Adapter box arrive empty?
[Thanks to MacDailyNews readers too numerous to mention individually for the heads up.]