The judge in the Facebook lawsuit is not impressed by the case against. Microsoft cuts its Xbox HD DVD player to $179. The US FDA says no new labelling is requied for nanotech based products.

The recommendations come as the agency looks at the oversight of products that employ the design and use of particles as small as one-billionth of a meter. There are fears by consumer groups and others that these tiny particles are unpredictable, could be toxic and therefore have unforeseen health impacts.