Quote:I think that "harm" is a good metric for differentiating between enthusiast and addict.
What about 'uncontrolled'?
My perception is THE basic criterium for addiction is that the behaviour is involuntary.
wiki:
Quote:The term "addiction" is used in many contexts to describe an obsession, compulsion, or excessive psychological dependence, such as: drug addiction (e.g. alcoholism), nicotine addiction, problem gambling, crime, money, work addiction, compulsive overeating, computer addiction,video game addiction, pornography addiction, etc.