Bummer. If you were planning to get your Streak pre-order in today, but were going to opt for the $549 off-contract version rather than the $249 on-contract version, we're sad to inform you that it's the exact same device in both scenarios. Not that we're shocked or anything, but Dell's own Lionel Menchaca has confirmed the tragedy via Twitter (shot after the break), noting that the $549 version of the Dell Streak "will not be SIM unlocked." In case that needed any more clarity, he continued: "It is SIM-locked to AT
