OK, from my source on the inside - the rebanding switch won't take place until later in the year. They still have the monumental task of getting all the subscriber units re-programmed.
Anyone using Wayne's custom 800 tables for the 500/600 do not need them yet. There will be no 'progressive' switchover. When it does happen, it will quite noticeable he said.
Like someone 'threw a switch', as the old metaphor goes...