When one sits in a Succah when its Pouring, Its considered to be a Chassid Shoteh. So one doesnt have to go to such extremities to be a Chassid Shoteh
Many here do think this is a Chilul hashem are saying this man is a Chassid Shoteh. Its certainly within Halacha to say someone is a Chassid Shoteh especially in a case where most agree this was a little extreme