As Foursquare powers through its summer of change, the company is today launching Swarm on the Windows Phone platform.
Square
Amazon said to be buying payments startup GoPago
The e-commerce giant looks to be treading into PayPal and Square's digital payments territory.
Thinner card reader could help Square not 'fail' its users
The new device is 45 percent thinner than the current model, and does away with wires and an internal battery. It should work much better, the company said.
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