3 ms·
Unless you never reuse a single card, then whoever is scanning the cards can know what a card is if it's played again.
by ladberg 7y ago
Unless you never reuse a single card, then whoever is scanning the cards can know what a card is if it's played again.
- duskwuff 7y agoCould be worked around by rolling the IDs every time cards go through the shuffler. That's beyond the capability of most commercially available RFID tags, though.