Been there, done that, come out the other side!
Rather than judge the Gamer in your home, perhaps it is about understanding them. Leigh has been that gamer, and now reflects on her addiction from 'the other side' where the compulsion loop, she so simply describes, has no hold on her. There are some great top tips on how to address an addiction, be that to gaming or anything else that is used to cope with life rather than live it.