Screen 640x480 is a tool for web designers to determine the ideal viewable area of their website on older Macs. It also recommends using QuartzExtreme for improved performance.
One unique aspect of Screen 640x480 is that it incorporates QuartzExtreme, a feature that is recommended for better performance. This means that designers can expect improved speed and efficiency when using this software, allowing them to work more efficiently and effectively.
In summary, Screen 640x480 is a valuable asset for website designers who want to create websites that are accessible to a wider audience. With its helpful interface and powerful features, it is a useful tool for anyone who wants to optimize their website for different devices and platforms.