[andor]

It's a concept, which means that the magnetic field explanation is very much akin to the flimsy pretexts used by science fiction shows to provide some plausible sort of excuse for how something like this might perhaps work maybe.

No, it's not: http://research.nokia.com/files/public/2011-01-12-Ashbrook-C... [pdf]

[StavrosK]

Ah, then the article was wrong to call it one.