She's not saying that K8 isn't a b*tch because she certainly appears to be one.
Susan likes K8 because she's not a fawning idiot like everyone else is on TV.
Susan likes K8 because she's real and frustrated and personally limited, and knows it.
She's scared of surprises & doesn't like the outdoors.
She gave vomiting children their own pails and set them up for naps on the floor in the laundry room.
She washed clothes based on which kid they belong to, not by color, for organizational purposes.
Susan likes that K8 drove the very pleasant Steve Thomas to say she was hard on the outside, like her oatmeal cookies.
Most of all Susan likes that K8 cracks the whip,
she's no cool mom.
Susan doesn't like cool moms.