Nothing like that in my sources.. but only time will tell.
And since today was national launch I doubt anyone had it activated yet. Not many regions do same day appointments.
Had 1 today, not me personally but another tech. We do same day in the Indi DMA. As for the dedicated channel, according to my source, which is a directv employee, yes, there will be at least 1 dedicated channel to 4k some time next year however it will require 2 tuners to relieve the content.