2 publicly visible posts • joined 30 May 2008
I guess I was maybe confusing it with TeraDisc:
http://www.mempile.com/TeraDisc%E2%84%A2+Technology/
@Steven:
Wikipedia to the rescue:
Quantum cryptography > Quantum Key Exchange > Polarized Photons
http://en.wikipedia.org/wiki/Quantum_cryptography#Polarized_photons_-_Charles_H._Bennett_and_Gilles_Brassard_.281984.29