My general impression was that non-US credit card rewards kind of sucked. In the US, 2-5% is the base level of cashback from credit cards. So, a little bit of

My general impression was that non-US credit card rewards kind of sucked. In the US, 2-5% is the base level of cashback from credit cards. So, a little bit of "we mine and monetize your transactions, but pay you for doing so."