I am sick of hearing about it too, but she is a cutie!!
It is definately "cheaper to keep her"!!
An older friend of mine who has been married multiple times once told me that Love is grand and divorce is 10 grand (i think inflation has bumped that figure up a bit)...LOL
Mileage
I have not noticed any difference at all to mileage. I took a road trip (approx 400 miles one way) before and after the recall and could tell no difference.