Hmmm... The Supreme Court looks to do damage to the Fourth Amendment as well. While they make the argument that dogs sniffing luggage at airports is OK, I don't think it is. Besides, the main difference between airports and hiways is that the dogs are sniffing to protect the safety of the passengers on the plane - hiway stops have no such wide ranging public benefit (of course, if you believe drugs are a moral crime, then you won't believe that either).
KR Washington Bureau | 11/10/2004 | Supreme Court hears case on drug-sniffing dogs' role in searches
Here's one reason not to trust the mainstream media, whether the nightly news, radio news, or e-news providers. Do your own research to find the stuff that's important to you - get an RSS reader (I use Klip Folio, and read what it gives you. Then you won't be so worried about GMail and more worried about how the First Circuit has wiped it's ass with the Wiretap Act in regards to Internet communications.
And remember - behave in such a way that you wouldn't be ashamed if other people talked about you in public, even if they lie.
There's are some damn good reasons never to fly again - here's one reason never to leave England on a plane as well. I am actually flabbergasted that one woman thought a naked picture of her via this device was "less intrusive" than a manual search. Are people that scared of freedom?