NewsFactor – Want to accept credit cards at your next garage sale? A new iPhone application will soon make that easier. Twitter cofounder Jack Dorsey has unveiled his latest project, the Square magnetic reader, which plugs into a vendor’s handset, allowing customers to swipe their card. The credit information is then transmitted via an audio signal through included software to Square servers for processing.

Original post:
Phone-Plugging ‘Square’ Makes Mobile Payments Easy
(NewsFactor)