Sexist as well, if the woman was sat in the car and her husband was emptying the rubbish(as I would do) would she have had the same abuse?
Nosey interfering busybody without a life of her own so she has to have a go at anyone by the sound of it.
Not sure about it being a hate crime, I reckon she didn't know he was disabled to start with and then couldn't stop her gob from spouting.