If you haven’t seen this, it’s a neat technique for reducing or enlarging the size of an image while preserving important content.
The paper with the research: http://www.faculty.idc.ac.il/arik/imret.pdf
A windows application implementation of the technique: http://peterw.000webhost.com/resizor/index.html
Wouldn’t it be great if you’re favorite mobile browser could do that on webpages? Especially the ones that waste space on the window borders.