Caldiera's comment is applicable to the larger climate debate and its stand-in as a proxy for other issues, as Mike Hulme writes.
"I think it is not helpful to think of them as "enemies". I see these people as victims of past government lies and, in many cases, their own mental instability.
"These people have been living under a government that has started secret wars, has secretly kidnapped and tortured people, and so on. They have lived under a government that has lied to them repeatedly.
"These people have no technical background to distinguish ordinary jet contrails from paranoiac visions of massive government conspiracies. They see jet trails becoming more numerous over the decades and are too innumerate to associate this increase with increase in jet travel.
"They have been taught that they cannot trust government statements, they certainly don't trust scientists, and now they are left with no source that they can trust (other than their like-minded fellow conspiracy theorists.)
"I prefer to see these ChemTrails folks as victims, both of past government lies and, in many cases I suspect, of some degree of mental illness. So, let's not look at them as "enemies", but as people who need help."