Both tattoos and obesity are inextricably tied in with social class; as a general rule, the very wealthy are far less likely to become obese or get tattoos, for

Both tattoos and obesity are inextricably tied in with social class; as a general rule, the very wealthy are far less likely to become obese or get tattoos, for a variety of reasons. That leaves "drunk" and "drug addict"; what's your basis for claiming that the children of wealthy businessmen are unlikely to have substance abuse problems?