Paying for things in cash is just a cruel reminder about how much money you're squandering on pints and in Pret. Thank god for contactless, we say – it's much nicer living in blissful ignorance, pretending that casually tapping your card on a machine isn't actually pushing you further into your nearly maxed out overdraft.
If you share our aversion to notes and coins, you'll be pleased to hear that TfL has announced that all of London's black cabs will be required to accept card payments from October this year, following a consultation in which 86 percent of people backed the decision. But they won't be whacking on any sneaky extra charges for the service – you'll only pay what's on the meter. Welcome to the twenty-first century, guys!
Take a look at our guide to London cabbie slang.