[makeitdouble]

Nowadays it should be more seameless, but yes a while ago foreign credit cards were a PITA to use in most places. And there's still many services that aren't set to trigger 3Dsecure at payment, making EU cards virtually unusable.

[plumeria]

Is the European 3DSecure verification only for non-card present transactions or for all? Otherwise, businesses using NFC readers shouldn't pose a problem for european tourists.