I say they could have made the finale an arc of about 3 or 4 episodes where there's no future involved and they get through the Borg Transwarp hub on their own and destroy the network like they did.
And a couple of episodes can take place after they get home where the Plot B would be about a proper closure as to what happened when they got home and the Plot A can be about still being in a crisis say if a few Borg ships had gotten through, preferably with the Queen also and have to deal with that.
And a couple of episodes can take place after they get home where the Plot B would be about a proper closure as to what happened when they got home and the Plot A can be about still being in a crisis say if a few Borg ships had gotten through, preferably with the Queen also and have to deal with that.


), and left Seven to be wooed by the Doctor.