Originally Posted by CarmenLove

Also, no-one to stand between him and his addiction. No more need to hide. No more feeling guilty or having the contrast of having a sober person there which can only highlight his sickness.

I read somewhere the the addictive part will just clear the way of anything that stands in the way, loved ones included.

If he is in the throes of addiction it isn't even him in control if I am understanding it rightly, so it would not be rational.