Tuesday, June 2, 2009 
<A target="_blank" href="http://www.dpreview.com/news/0905/09052801perceptool.asp?from=rss">PercepTool is a tone mapping plug-in for Photoshop</A> CS3 and CS4 that tries to mimic the brain's interpretation of light and shade turning the image from flat image to one with depth and tonal quality.
