Quote Originally Posted by ic-racer View Post
Technically 'flashing' would not produce any density on the un-exposed portion of the image. Technicalities aside, could you hold a piece of cardboard in one hand and the flashlight in the other. Shield the border as you are using the flashlight.
There's two uses of the same word... 'flashing a-la Lootens' is what I call the dramatic, "hit the corners with a pen light" kind of flashing. Compared to threshold 'flashing' which you are right, does not produce any density without added light. I wouldn't have problem with that kind of flashing.