is not that safe according to http://www.livescience.com/health/070614_mean_bacteria.html. Excerpt:"Vacuum-packed foods are deprived of oxygen to keep them fresh and boost their shelf life, but the same strategy is a boon for Listeria monocytogenes, a bacterium responsible for a kind of food poisoning that kills 25 percent of the people it infects. "
See also about a new form of synesthesia in http://www.livescience.com/health/070617_touching_faces.html:
"A brain anomaly can make the saying "I know how you feel" literally true in hyper-empathetic people who actually sense that they are being touched when they witness others being touched.
The condition, known as mirror-touch synesthesia, is related to the activity of mirror neurons, cells recently discovered to fire not only when some animals perform some behavior, such as climbing a tree, but also when they watch another animal do the behavior. For "synesthetes," it's as if their mirror neurons are on overdrive. "