As for the video player we had to stick to MP4 format and nothing larger than the screen's resolution -- the standard iPod video settings worked like a charm (we had 900kbps and 30fps encoded by Xvid).

ENGADGET: LG GW300 impressions Mobile

At the time, prosecutors allege, Mrs Heidrun was sitting in her study in front of a wireless transmitter that was receiving encoded messages on a shortwave frequency and was hooked up by cable to a computer, reports the German news website Spiegel Online.

BBC: Russia 'spies' go on trial in Germany

But to exploit the fullest security allowed by the peculiar rules of quantum mechanics, each "bit" of information in the key should be encoded onto exactly one photon, sent through air or down a fibre.

BBC: Quantum key distribution with single photons