15:05:15scymtymjackdaniel: for FRAME-DRAG-N-DROP, i have arrived at a combination of my previous approach, your suggestions and a few additional changes. it seems to work well and i'm satisfied with it
15:06:20scymtymone suggestion i couldn't pick up was using FRAME-DRAG-AND-DROP-{FEEDBACK,HIGHLIGHTING} in case no destination translator is found
15:08:10scymtym-FEEDBACK seems ok, but using -HIGHLIGHTING in this case leads presentations which cannot be the destination of the interaction being highlighted as if they could, but then nothing happens when "dropping"
15:08:37scymtymi will update the pull request with my current state
15:57:13scymtymjackdaniel: pull request is updated