My partner and I are two more steps along. Proof: "I'm_going_to_have_to_put_you_on_the_game_grid"
I'll drop some more hints tomorrow, zzzzz.
Following Twitter and after some test it is clear that there is a Base64 encoded cryptogram hidden in the white spaces using:
http://www.darkside.com.au/snow/This is correct. Credit to @x1010fox on twitter for finding snow in the first place.
Actual zzzz for me, now.