violentfart@lemmy.world to

Mildly Interesting@lemmy.world · 13 days ago

Shining a light behind this metal credit card.

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Shining a light behind this metal credit card.

violentfart@lemmy.world to

Mildly Interesting@lemmy.world · 13 days ago

18

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Iced Raktajino@startrek.website
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13 days ago
Is the squiggly line an antenna?
- violentfart@lemmy.worldOP
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  13 days ago
  I thought so at first, but since this card is metal I’m assuming it has something to do with adding the chip during manufacturing.
- slazer2au@lemmy.world
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  13 days ago
  It connects the chip to the NFC antenna that runs around the rest of the card.

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