Chemtrails and the deployment of "smart dust" What the heck is 'smart dust'? It is alleged that the SSG has developed nano-sized particles which have magnetic and CPU properties that can be sprayed by aircraft to be ingested through the lungs, or placed in beverages or food which then migrate to the brain and cross the blood brain barrier (thanks to cell-phone use which temporarily degrades the blood brain barrier) and then be "flashed" remotely by various tuned pulsed micro