The nudity at Burning Man likewise comes up as an issue – not something that is condemned so much as something that people “just aren’t comfortable with.”
There’s also the disturbing legacy of what happens when minorities get sexually involved with white people (see “security” above). Historically, it has been wise for minorities to avoid any sexually charged situations involving white men and women. “It’s something we watch out for that you don’t so much,” I was told.
A black male friend of mine referred to it as “The Emmett Till effect,” after the black man who was abducted and lynched in 1955 – and whose killers were acquitted. That history’s hard to shake.