It wasn’t selling good because of DC’s mismanagement and lack of respect for the Batgirl writers. Something which Tynion hardly seems to be rectifying, just doubling down on his own blind nostalgia.
And cut it whatever way you want: Barbara was a support role then and she’s an extra-super-duper support role now by Tynion’s own admission.
Yeah right, wouldn’t hold my breath with how this is going.