Plenty of unanswered questions about 'free' mobile broadband service FreedomPop

freedompop websiteFreedomPop won't use advertising to support its offer of free voice and broadband data over LightSquared's planned LTE network. Nor will the startup backed by Skype co-founder Niklas Zennstrom provice all of its services free of charge. In fact, there's still considerable mystery about what exactly FreedomPop intends to offer and what its ultimate revenue model will be. Article