technique

Here's a new take on the old subject of stealth, invisibility and cloaking: http://seattlepi.nwsource.com/national/1501AP_Cloak_of_Invisibility.html

Has anybody heard of, or know anything about this technique? My daughter has a teacher at school, telling her and her classmates how brilliant it is, I thought rather than just dismiss it outright, I would seek the skeptic point of view. Personally it seems a bit sus to me...