It's not "non-physical", though, is it?
The whole point of ghosties and ghoulies is that we can see them - with our eyes, we can feel them - with our heat-sensitive skin, and we can have things thrown at us. We even take pictures of them!
That's some pretty darned physical phenomena right there, isn't it?
[link|http://www.no2id.net/|Don't Let The Terrorists Win]
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Use P2P for legitimate purposes!
[link|http://kevan.org/brain.cgi?pwhysall|A better terminal emulator]