Sprint reveals it spent $15.5 billion to fuel its iPhone hunger
Daniel Cooper, engadget.com

Sprint’s SEC fil­ings have revealed that the car­ri­er has com­mit­ted to pur­chas­ing $15.5 bil­lion worth of iPhones as part of the long-promised $20 bil­lion gam­ble. If each hand­set costs around $630 at trade, then we’re talk­ing about the…