Having launched an all-out blitz on the high-end of US smartphones, Samsung must be eager to conquer the mid-range as well. A Verizon rebate list finding its way to Droid-Life has the previously unknown Galaxy Stellar showing up amongst the carrier's more budget-minded smartphones for a $50 discount sometime between now and an August 19th expiry date. There's little we can definitively attach to that starry-eyed name so