Okay, so I started some experiments with big huge thanks to Emery for providing much needed subjects. I started with 5 Sundances, wrote a journal documenting every flaw I could find on each one, and marked them 'A' to 'E'.
I will of course update with more pictures of phase two at a later time.
The other Sundances will hopefully offer similar conclusive evidence for other conditions. So, to close - Pindot is NOT mold. Let's drop that word once and for all