It should be known that for some time the USPS has scanned and stored the outside of every package/parcel: https://www.nytimes.com/2013/08/03/us/postal-service

It should be known that for some time the USPS has scanned and stored the outside of every package/parcel: https://www.nytimes.com/2013/08/03/us/postal-service-confirms-photographing-all-us-mail.html https://www.nytimes.com/2013/08/03/us/postal-service-confirm... https://en.wikipedia.org/wiki/Mail_Isolation_Control_and_Tracking https://en.wikipedia.org/wiki/Mail_Isolation_Control_and_Tra... You can see this for yourself by signing up for "Informed Delivery": https://informeddelivery.usps.com/box/pages/intro/start.action https://informeddelivery.usps.com/box/pages/intro/start.acti... Receive these e-mails in your Inbox every morning for a few months to be reminded of just how much "metadata" can inform on your daily life and activities.