You will want to have lower humidity during the day and higher at night. I would mist for longer durations fewer times a day. The white/ yellow part is Urate and is indicating slight dehydration. Sure others will comment. Hope that helps a little
Oh yeah I spent a good couple hours looking through the family history really amazing all that is documented like that. Real excited to see what he’s going to look like.
Anything I can do to help you more understand what’s going on would like to get it figured out. The fog stream to me is a gentle stream that is spread out throughout the cage I have the knob about half way turned up