7 ms·
What's to prevent some (dishonest) merchant from cycling through all the cards in your Coin and charging each one?
by abjr 13y ago
What's to prevent some (dishonest) merchant from cycling through all the cards in your Coin and charging each one?
- davis_m 13y agoThe same thing that prevents the merchant from charging the same card multiple times, or charging more than was agreed upon. Nothing.