UPDATE: Beamdog has responded, and I'm afraid while it was exploring an idea called Planescape: Unravelled, ultimately the idea didn't amount to much.
Here's what Beamdog founder Trent Oster sent me:
ORIGINAL STORY: Is Beamdog making a new Planescape: Torment game? Not an Enhanced Edition, as the small Canadian studio has done for Baldur's Gate, Icewind Dale and even Planescape: Torment, but an actual new game. A few new clues suggest so.
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