SketchBooks SecretWritinglittle mobile phone readable codes (kind of like a bar code)
a method of using geometric shapes combined with color to store up to 256GB of data on a sheet of paper or plastic. The article says
“Files such as text, images, sounds and video clips are encoded in “rainbow format” as coloured circles, triangles, squares and so on, and printed as dense graphics on paper at a density of 2.7GB per square inch. The paper can then be read through a specially developed scanner and the contents decoded into their original digital format and viewed or played.”
http://www.techworld.com/storage/news/index.cfm?newsID=7424
could be a hoax. but even if so, its an ElegantMedia idea.