Because the Square merchant and consumer apps are connected, consumers can see changes from merchants in real time.

FORBES: Move up http://i.forbesimg.com t Move down

Rather than waiting for the numerous mobile payment systems from Google, Isis, the Merchant Exchange, Square, and others to get traction and see which thrives or is dies on the vine, launching such a mobile payment solution would enable Apple to bring mobile payments to the market today.

FORBES: Apple, iOS 6 & Mobile Payments - One More Thing for the iPhone 5?

More specifically, Corduro competes with companies like Square on the merchant services side, and Quicken on the high-end enterprise side, he said.

FORBES: Corduro Raising Series B

If you are a merchant, use an App like Square to accept payments through your smartphone.

FORBES: 5 Steps To A (Nearly) Paperless Office

The merchant will see a photo of the Square user for confirmation of their identity.

FORBES: Morning Tech Wrap: Microsoft, Twitter, Apple

It offers a small, square device gratis, and a merchant can use it to run credit and debit card charges.

FORBES: Square Stops Gun Sellers From Using Its Payment Technology

Square allows anyone to have a virtual merchant account and take payments directly.

FORBES: The future is Square

In the town square were two gourmet restaurants as well as a local-wine merchant and a pet store specializing in tropical fish.

NEWYORKER: Waiting

What Braintree and Square have done is create self-authenticating tokens in a natively multi-merchant construct, and that is a frigging big deal.

FORBES: Tokenization And The Collapse Of The Credit Card Payment Model

Square, he says, is about that communications channel, that exchange of value, that merchant-payor communication.

FORBES: Live From Techonomy: Twitter and Square's Jack Dorsey