Why can't you integrate it? Perhaps you wouldn't do it in chi sao, as that it training a different skill set, but there's no reason you can't do it with your spontaneous drilling and sparring.
"I don't know if anyone is known with the art of "sitting on your couch" here, but in my eyes it is also to be a martial art.
It is the art of avoiding dangerous situations. It helps you to avoid a dangerous situation by not actually being there. So lets say there is a dangerous situation going on somewhere other than your couch. You are safely seated on your couch so you have in a nutshell "difused" the situation."