Piano music courtsy of Jeff Burnham music director of Harpeth Presbyterian Church, we appreciate his kind permission to reproduce his music. Any metal box will defeat RFID signals -- it's called a Faraday Cage -- see Nicola Tesla -- You don;'t need no stinkin' box -- "Badges, badges, we don't gpt no staking badges..." Treasure of Serria Madre...

Piano music courtsy of Jeff Burnham music director of Harpeth Presbyterian Church, we appreciate his kind permission to reproduce his music. Any metal box will defeat RFID signals -- it's called a Faraday Cage -- see Nicola Tesla -- You don;'t need no stinkin' box -- "Badges, badges, we don't gpt no staking badges..." Treasure of Serria Madre...

Episode 162: Your credit card chip is not a transmitter -- it's gold for contact efficiency

12 1/2 minutes each Monday about the universe in your pocket or purse. If you have a new App I’d like to hear about it, call 615/584-2717 go to voice mail and leave your nomination &amp; contact information to receive a Starbucks gift card.

Technology

12 1/2 minutes each Monday about the universe in your pocket or purse. If you have a new App I’d like to hear about it, call 615/584-2717 go to voice mail and leave your nomination & contact information to receive a Starbucks gift card.

12 1/2 minutes each Monday about the universe in your pocket or purse. If you have a new App I’d like to hear about it, call 615/584-2717 go to voice mail and leave your nomination &amp; contact information to receive a Starbucks gift card.&nbsp;

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Episode 162: Your credit card chip is not a transmitter -- it's gold for contact efficiency

Episode 162: Your credit card chip is not a transmitter -- it's gold for contact efficiency