🚀 go-pugleaf

On Sat, 13 May 2006 20:51:05 -0000, gordonb.n43x0@burditt.org (Gordon
Burditt) wrote:

>>You only need to create the link between the ID number and the
>>person once. Forever after that, all you need is the ID number.
>>
>>It's like how supermarket loyalty cards work. They record who
>>you are in their database when you sign up and they give you
>>the card with a unique ID. From then on, all they do is scan
>>the card with that ID and they know who you are.
>
>With ubiquitous RFID, a supermarket could create "loyalty cards"
>without even having to issue them or admit having them.  When you
>buy something, they record the ID numbers of RFID items you have
>on you other than their merchandise.  These might be in your driver's
>license, credit cards, pants, shoes, wallet, etc. and the store
>doesn't really have to care WHAT they are on.
>
>To avoid thinking you are a different person every time you change
>pants, items seen together often are linked together as being the
>same person.  The first time they see your driver's license and
>credit card.  The next time they see the credit card and your new
>wallet.  The next time they see your new wallet and your running
>shoes.  Now all of these are grouped together in one record.  Pretty
>soon they've got a pretty good inventory list of the RFID items you
>sometimes carry with you.  Some adjustment might be used to account
>for shared clothing or gifts (which means they can track who you
>share stuff with).
>
>If they even once accept payment in the form of a check or credit
>card, they've got your name, account number, and maybe an address
>or phone number.  Now consider what happens when half of the
>stores in a given city share this info with each other.
>
>						Gordon L. Burditt


What?  They find out that you've been buying aluminum foil from all of
them?