For a while I've been noticing significant degradation of the backlight on my dilapidated iBook G4. So, yesterday, my dad and I spent a few hours replacing the CCFL backlight bulb.
Image resampling for LCD screens
This article covers the use of the RGB subpixel antialiasing technique used in various software packages including Adobe Reader, Mac OS X's Quartz font rasterizer, XRender, Microsoft ClearType, applied to the improvement of quality of non-text images. It includes a testbed and some sample code in C and PHP.