Google will produce a Google wallet, Visa will have an e-wallet, MasterCard, Square, and PayPass will all offer a similar product, as well.

FORBES: The Perils Of A Cashless Society

It may not be long before Amazon and other e-tailers export their increasingly sharp marketing models to Asia, says Visa's Perlman.

CNN: THE E-TAIL REVOLUTION

Visa Europe is insisting that all issuing banks and e-tailers introduce the appropriate software by October next year, with fines for non- compliance.

ECONOMIST: Paying online