I'm not sure Giada knows Rodney is bad. She seems to constantly champion him over better contestants.
I'm counting Russell out - all over the map food-wise and his presentation skills are hit or miss - and more frequently miss.
I don't find Stacey boring - I find her likeable and very watchable.
At the beginning, I liked Nikki's concept better than I liked Nikki, but she's greatly improved.
Damaris for me is just - meh.