View source for Nudity in Mature Regions

According to [http://forums.secondlife.com/showthread.php?p=2354253#post2354253 this post in the forums] simple nudity, with explicitly depicted but non-erect genitals, is not automatically "adult".

::Originally Posted by Argent Stonecutter
::Next question: what does "nudity" refer to. Are non-erect prim "naughty bits" considered automatically adult? (Edit: I see other people are bringing this up)
:Not automatically. It depends on what they are doing.
:Hanging out at a nude beach would be fine. Walking around pants-less on the mainland just to expose yourself to others would be inappropriate.