ENTRIES TAGGED "American Express"
AmEx now lets you buy with hashtags, 3D printing threats to retail, and PayPal comes to the gas pump.
PayPal launches a card reader, AmEx teams with Twitter, and the smartphone tipping point is mere months away.
PayPal introduces its own credit card reader, AmEx asks you to tweet it out, and Asymco visualizes the smartphone market. (Commerce Weekly is produced as part of a partnership between O'Reilly and PayPal.)