Verizon's got a lot of work to do before it lights up its next-gen LTE network in 2010, and things are beginning to move along: the company just released the first set of specs for device manufacturers as part of its Open Development Initiative. It's still a rough draft, but there are a few big-picture tidbits buried in the dense jargon -- the LTE network will start out as a data-only service, and right now devices aren't required to support CDMA at all, which is a pretty bold move. That certainly makes sense as Verizon's