from the Urban Dictionary:
"...there have been sociological studies done by the American Psychological Association, Federal Bureau of Prisons, and other demographic researchers showing strong correlative evidence associating tattoos with high risk behavior, illegal substance abuse and sexual promiscuity. These risk factors are greatest in the age range which these types of tattoos are gaining main stream popularity..."
this comment was made specifically in regard to "Tramp Stamps", but may have some aspect relevant to the discussion here.
and I'm a "cleanskin"