And if a slideshow based on your standard wallpaper isn't enough, then you can always create a theme that extracts images from an RSS feed. For example, Long Zheng has created a few sample themes to illustrate how it works. Jamie Thompson takes this even further, with a theme that always displays the latest BBC news and weather on your desktop. AndMakeUseOf have a quick and easy tutorial showing how RSS can get you those gorgeous Bing photographs as your wallpaper.