Also, strong rumors are now swirling they could acquire the Opera browser for $1 billion. Opera’s desktop market share isn’t that huge, but on the mobile side it’s quite a popular browser and something Facebook would need to offer as part of their mobile OS.
The reason for launching a mobile platform/OS is that Zuckerberg believes the social network can’t thrive in a mobile-dominated world if it’s just an app on iOS or Android. The question becomes twofold: do we really need a Facebook phone? And what could Facebook bring to the table that iOS or Android doesn’t already?