Her and Asmodean were the least "Evil" of the forsaken. Asmodean Asmodean turned to the Shadow during the Collapse for the opportunity to take revenge on every musician said to be better than him. Asmodean was also lured by the promise of immortality, which would allow him an eternity to attain...
I've had that same thought. Now fast forward to the 7th age will the Dragon "free" the Dark One and in the process get sealed outside of the pattern becoming the new Dark One? Which would in turn make the old Dark One the creator.
Sanderson did a phenomenal job finishing out the series, I am fairly sure some events would have played out differently had RJ been able to finish it, but you'll hear no complaints (okay maybe one complaint) about how it ended.
The first year is going to be hell with people just trying to...