Originally Posted by
trachemys 
Oddly enough, selective attention is also known as the cocktail party affect. Are we learning to apply sensory input filters to neurological activity?
I dunno, are we? Perhaps some are doing as you're wondering. Perhaps not.
For me, selective listening is indicated by practicing intelligent choice in all my affairs day to day. Concentrated, directed awareness is a useful skill. I less filter my AV then I do become indifferent and eventually dissociate from IT.