I’m not familiar with "purnudism" — I’ll assume you meant "pnudism" or "purdism" or "prnudism" could be a typo. I’ll pick the most likely: "purnudism" as a fictional or emerging lifestyle aesthetic. Here’s an interesting, creative guide framing it as a modern minimalist-philosophical movement you can adopt.
The perception of the site within the broader nudist community versus the general public.