I was in Berlin recently and not only did public transport ticket machines not accept cards, they didn't even accept notes. Coins only. In London you just tap y

I was in Berlin recently and not only did public transport ticket machines not accept cards, they didn't even accept notes. Coins only. In London you just tap your credit card. And many smaller cafes and shops didn't accept cards either. Or if they did, only the Maestro ones that don't really exist outside Germany.