or atleast someone with his account user/access on forum 
Enough speculation wrt Sidewalk until we know more officially in the longer term me thinks! So will close thread.
Update Jan 28 20:
Ok after 1 more post for now! 
Post in Library 12…
The LIBRARY basement part 12 https://www.thethingsnetwork.org/forum/t/the-library-basement-part-12/31682/64