Originally Posted by
littlevoices
Very surprised but indeed good news for you, at least for these passengers they're losing more than just £40 each

Maybe the cost to BD of settling the direct redemption with the operating carriers works out better for them? Unless the underlying *A reimbursements map to the BD zones in a 1:1 way there must be some routes where BD gain or lose compared to other redemptions that work out the same for the BD member.