Contactless payment cards are ubiquitous in Australia, and acceptance has been strong compared to most other markets.
Worldpay -- owned by Royal Bank of Scotland until the bank was forced to carve it out in the aftermath of the financial crisis -- has flourished over the last two years as a standalone company.
Real-time payments are already live in some European domestic markets, and from November will be available across the continent.
More than a third of all card payments in the UK are now contactless, according to figures published by trade association UK Finance.
Contactless cards have already taken off in some European countries.
Shares in Worldpay, the UK's largest payments processing company jumped 28 percent on Tuesday after attracting two takeover approaches.
Some technologists believe that physical wallets will be the next victim of the smartphone revolution, joining a graveyard that includes phone booths, pocket cameras, and iPods.
One of the most advanced payments markets globally -- with 84 percent of adults holding both a debit and a credit card -- Singpore remains a payments anomaly.
It’s not often a conference speaker gets up and off the cuff delivers a single-handed slating of a host country’s ecosystem that everyone would usually be there to promote.
Adoption of online, in-app, and mobile payments is accelerating and the various players are trying to give the virtual, a real world grounding.