Not that I want them to go, but Square and Oyster should be next. http://en.wikipedia.org/wiki/Square_(payment_service) http://en.wikipedia.org/wiki/Square_(pay

Not that I want them to go, but Square and Oyster should be next. http://en.wikipedia.org/wiki/Square_(payment_service) http://en.wikipedia.org/wiki/Square_(payment_service) http://en.wikipedia.org/wiki/Oyster_card http://en.wikipedia.org/wiki/Oyster_card