NO, NO NO NO NO.
One, Thana is a **** and most (If not all of us) killed her. Two, for those of us that killed her. It would make us miss out on another Sith because we made a decision, it wouldn't be fair to those of us that killed her. Three, ARE YOU INSANE!? Thana is an awful character, I almost hate her as much as I hate Rosh Penin (Almost)