Or unless there's regulation, as happened in the EU. Rewards programs got largely killed in the EU by the interchange fee limits in the last few years: https://

Or unless there's regulation, as happened in the EU. Rewards programs got largely killed in the EU by the interchange fee limits in the last few years: https://en.wikipedia.org/wiki/Interchange_fee#European_Union https://en.wikipedia.org/wiki/Interchange_fee#European_Union Card fees can be below 1%