Danish taxidrivers and their rules

Typical conversation with a Danish taxidriver at the end destination. Me:"thanks, how much do I owe you? Taxidriver:"198 kroner" Me:"can I pay with creditcard?" Taxidriver:"no, you should have told me before getting in the car" Me:"I am terribly sorry, I did not know, but you do have a credit card terminal, don't you?" Taxidriver:"yes, but it is a rule that customers tell in advance, now you are too late" Me:"but I don't have cash money with me" Taxidriver:"Then I will drive you to an ATM, but that will cost you extra of course" Me:"I give up..."