Pay money with twitters tweet

Card Sync,service launched  by American Express, is using the twitters tweets for the payment.Surprised,read on,The sync service  syncs the customer’s credit card to their twitter accounts.So users doesn’t need to carry cash or cards anywhere.The buyer just has to reply   to the  merchant by including  particular hash-tag and then buyer has to tweet confirmation for the received response.

Currently,only American Express followers can use this service with the listed merchants approved by American Express for the service.The security of the service is being questioned looking at recent twitter hack.But American express has promised a quick redress system for unauthorized transactions.