What are you trying to say? That there are things that we know are not carcinogenic, such as wifi signals, and therefore, nothing is?? I think it was a perfect

What are you trying to say? That there are things that we know are not carcinogenic, such as wifi signals, and therefore, nothing is?? I think it was a perfectly valid comment: we really don't understand biological interactions at nanostructured interfaces all that well. See eg. all these hand-waving explanations for the supposed toxicity of carbon nanotubes http://www.nature.com/news/2008/080520/full/news.2008.845.html http://www.nature.com/news/2008/080520/full/news.2008.845.ht... (btw, CRT screens emit beta radiation, so if you'd sit close enough...)