Test slide background. Photo by Kevin Fetterly.
We'd like to enhance the presentation value of sides with background imagery artfully blurred so as to not interfere with the text. We can blur our postcard sized images but the compression artifacts stand out. Better to apply the blur at screen resolution with css3.
# Presentations in Wiki with Slides - another kind of plugin - renders as preview - presents fullscreen - advances to other slides - see More About Slides