Feathering the edges of a selection along the edge…
In previous versions of Photoshop, if you selected an area of an image that included an edge area and then chose Select>Modify>Feather, the Feather would be added to the entire selection. While this might be desirable in some instances, in the majority of cases, it would be ideal if the feather was only applied within the image (and not to the edges).
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