We knew good and well Sprint was converting its WiMAX network to LTE, but up until now, we had no idea who would get first dibs. Sprint's own Dan Hesse just cleared up a quip that he gave to us back in July of 2011, noting that Atlanta, Dallas, Houston and San Antonio would be first to get "4G LTE and 3G network upgrades by mid-2012," just in time for the
