This action will paste copied items into their original tracks.
This eliminates the need to make sure the topmost source track is selected. It doesn't matter what track is selected or if no tracks are selected the items will always end up in the tracks that they were copied from.
Requires SWS extensions. Find them here - http://www.standingwaterstudios.com/
From this FR forum post - http://forum.cockos.com/showthread.php?p=620945#post620945
Announced in this general forum thread - http://forum.cockos.com/showthread.php?p=621806#post621806