An Alcatel One Touch Fire C mobile phone, which runs a Firefox OS operating system, is displayed in this arranged photograph during a Mozilla Corp. news conference ahead of the Mobile World Congress in Barcelona, Spain, on Sunday, Feb. 23, 2014. Top telecommunication managers will rub shoulders in Barcelona next week at the Mobile World Congress, Monday, Feb. 24 - 27, a traditional venue for showcasing the latest products for dealmaking. Photographer: Angel Navarrete/Bloomberg via Getty Images