I am thinking about getting a nice large external LCD for my laptop, which would be mostly used for photo editing in Photoshop, web browsing and development, 720p HD video watching, and all the other small tasks that I use my computer for. (a.k.a. typing school documents, researching topics, IM, iTunes, etc. Would the 15" Powerbook in my sig with the stock 64Mb Radeon 9600 GPU be good enough to power a 24" LCD at 1920x1200, without any lag? Specifically, I was thinking of this LCD... http://www.newegg.com/Product/Product.asp?Item=N82E16824001222 Is it a good one? I'm not sure if I want the ACD, because of lack of other inputs. and color correction built-in.