"The company's Senior Director of Product Marketing, Bob Borchers, tells Engadget that the shift from the blue-biased LCD of the original iPhone isn't an accident and produces more accurate colors most of the time, registers deeper blacks, and makes the resulting image appear crisper."
http://www.appleinsider.com/article...ellow_tinted_iphone_3g_screen_deliberate.html
http://www.appleinsider.com/article...ellow_tinted_iphone_3g_screen_deliberate.html