Darth Venal said:

Bingowings:

Besides Vader throwing his master down a death pit doesn't really redeem him, you would need another trilogy for that to happen.

You've got to be kidding.

I've gotta go with bingo on this one.

I think there are numerous possibilities for a ST.

Imagine the power vacuum after the emperor died. The galaxy would be plunged into chaos. Look what happened when the soviets fell apart: little fiefdoms were established, small wars broke out, old coalitions resumed. It was fractured.

However, I have to say the main problem with an sequel trilogy wouldn't be "Anakin was redeemed". No he was not." It would be:

Who would be a villain?

But anyway...back to ROTJ