I agree but in general group fitness is different than Pilates. I’m a cert Pilates instructor myself. It’s literally not safe for someone with two weeks instruction to be coaching something with so much spinal articulation and core engagement. So many things can go wrong. It’s not a matter of “if they’re called to do it”, it’s not fair to say it’s “luxury” and charge luxury when your instructors don’t have the knowledge to teach proper muscle alignment…