> the buyer gets rewards back, typically 1% or so This might be a US-centric perspective. In France, to my knowledge, there are no such rewards, and no chargeb

> the buyer gets rewards back, typically 1% or so This might be a US-centric perspective. In France, to my knowledge, there are no such rewards, and no chargebacks. Still, there are transaction fees, so merchants would have everything to gain by proposing Bitcoin payment and sharing the savings with the customer.