343 Official statement about Arena

Is there anywhere on this website where 343 has certified a forum post or delineated exactly what changes are going to be made to Arena when they take control?

Wait for Halo Fest

my guess is that its getting removed or they dont care about it, and it will never influence any future ranking system. I say this because 343 is pushing the BPR on halo waypoint and you cannot even find ratings on waypoint.
Which is a shame because im 20% onyx…