You know my dad wasn't a photographer or filmmaker by profession but on Sundays he would take pictures of me and my family or his pals horseback riding and it was a means of communication and affection a means of not being so dysfunctional with each other.
The term 'genre' eventually becomes pejorative because you're referring to something that's so codified and ritualised that it ceases to have the power and meaning it had when it first started.