As long as Angelos remains in control, nothing will change.
Unless you're suggesting the arbitrators are under Selig and Angelos's thumbs I don't think that's the way it's going to work.
It will absolutely be announced or leaked soon after the decision.
If it's nothing we'll get more of the same, if it's a sizable bump the Lerners get their debt paid down faster. Either way the cable subscribers forced to pay for MASN lose when they reset the fees accordingly. Get ready for a lot of pissed off consumers if the fees increase significantly.