The mobile payments push

Get ready for the next big app attack, urging you to chop up your credit cards and use your mobile phone. You won't have to go to a shop, just point the phone at a handily-placed barcode, and you've paid! It's not a phone, it's a 'smart wallet', and your mobile banker skims off a bit of every transaction. Security? It's a work in progress. Reporter, Stan Correy.