Originally Posted by
Ben H
I didn't even know this had a "proper" name - I've been using a variation of this technique for a long time - in fact, it's one of my function keys, I have a few image treatments as actions set so I can quickly visualize some options on images.
The one I most use is to duplicate the image, desaturate it, gaussian blur it, set layer mode to overlay and reduce the opacity to taste.
Doesn't work for everything, but can be quite nice from time to time when you want some "flavour"...