The last patch only changed Shadow. And I really hope that no next patch will affect the personality of the characters! You forget about the people who like these characters the way they are. Stop asking to change someone, better ask to add someone completely different, it will be more logical.

It's not all companions, Larian has already said that you will have more. So in your case, you just must wait.

I don't speak english well, but I try my best. Ty