Actually it may be a big deal. Fairly recently scientists have determined that some very stupid behaviors that some animals engage in, to their own detriment, is the direct result of toxins produced by parasitical bacteria. So think of all the stupid things humans do to their own detriment as a species. Whose to say whether we do these things consciously ... or as the result of being manipulated to our detriment by bacteria ... or whether or not millions of computers are subtly affecting our thinking with electro-magnetic frequency manipulation ...