I think it would be a lot harder for a heroin addict to give up heroin, than for a videogame addict to give up games!
AFAIK, obsession is completely distinct from addiction (think obsessive compulsive disorder which is an obsession, but not considered addictive).[/quote:d4221460f9]
I think obsession can be used in relation to addiction as a person becomes obsessed with their next high, and how to get it.
The definition of “addicted” on webster states:
to devote or surrender (oneself) to something habitually or obsessively
I was using “obsession” as a way of describing an addiction, not comparing addiction to any obsessive compulsive disorders. :)