Quantum Crystals made from rare earth elements

This is really cool, cool enough in fact to interrupt my seamless live blog of the iPhone4 line :)

http://www.sciencenews.org/view/generic/id/60523/description/Memories_made_of_light

This could very well be the future of data transmission, especially heavily encrypted data. The main function is that crystals store information in light pulses, after the pulse is read once it can't be read again, ever! So basically you have a data stream that cant be intercepted very easily.